918551452

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{401}}^1$

素因数の和:492

約数の個数: 144

約数和(自身を含む): 2155749120

約数和(自身を除く): 1237197668

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 29, 31, 49, 52, 58, 62, 91, 98, 116, 124, 182, 196, 203, 217, 364, 377, 401, 403, 406, 434, 637, 754, 802, 806, 812, 868, 899, 1274, 1421, 1508, 1519, 1604, 1612, 1798, 2548, 2639, 2807, 2821, 2842, 3038, 3596, 5213, 5278, 5614, 5642, 5684, 6076, 6293, 10426, 10556, 11228, 11284, 11629, 11687, 12431, 12586, 18473, 19649, 19747, 20852, 23258, 23374, 24862, 25172, 36491, 36946, 39298, 39494, 44051, 46516, 46748, 49724, 72982, 73892, 78596, 78988, 81403, 81809, 87017, 88102, 145964, 151177, 161603, 162806, 163618, 174034, 176204, 255437, 302354, 323206, 325612, 327236, 348068, 360499, 510874, 569821, 572663, 604708, 609119, 646412, 720998, 1021748, 1058239, 1131221, 1139642, 1145326, 1218238, 1441996, 2116478, 2262442, 2279284, 2290652, 2436476, 2523493, 4232956, 4524884, 4686487, 5046986, 7407673, 7918547, 9372974, 10093972, 14815346, 15837094, 17664451, 18745948, 29630692, 31674188, 32805409, 35328902, 65610818, 70657804, 131221636, 229637863, 459275726, 918551452]

約数ペア:

[(1, 918551452), (2, 459275726), (4, 229637863), (7, 131221636), (13, 70657804), (14, 65610818), (26, 35328902), (28, 32805409), (29, 31674188), (31, 29630692), (49, 18745948), (52, 17664451), (58, 15837094), (62, 14815346), (91, 10093972), (98, 9372974), (116, 7918547), (124, 7407673), (182, 5046986), (196, 4686487), (203, 4524884), (217, 4232956), (364, 2523493), (377, 2436476), (401, 2290652), (403, 2279284), (406, 2262442), (434, 2116478), (637, 1441996), (754, 1218238), (802, 1145326), (806, 1139642), (812, 1131221), (868, 1058239), (899, 1021748), (1274, 720998), (1421, 646412), (1508, 609119), (1519, 604708), (1604, 572663), (1612, 569821), (1798, 510874), (2548, 360499), (2639, 348068), (2807, 327236), (2821, 325612), (2842, 323206), (3038, 302354), (3596, 255437), (5213, 176204), (5278, 174034), (5614, 163618), (5642, 162806), (5684, 161603), (6076, 151177), (6293, 145964), (10426, 88102), (10556, 87017), (11228, 81809), (11284, 81403), (11629, 78988), (11687, 78596), (12431, 73892), (12586, 72982), (18473, 49724), (19649, 46748), (19747, 46516), (20852, 44051), (23258, 39494), (23374, 39298), (24862, 36946), (25172, 36491)]