211973412

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{401}}^1$

素因数の和:482

約数の個数: 144

約数和(自身を含む): 615928320

約数和(自身を除く): 403954908

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 29, 31, 42, 49, 58, 62, 84, 87, 93, 98, 116, 124, 147, 174, 186, 196, 203, 217, 294, 348, 372, 401, 406, 434, 588, 609, 651, 802, 812, 868, 899, 1203, 1218, 1302, 1421, 1519, 1604, 1798, 2406, 2436, 2604, 2697, 2807, 2842, 3038, 3596, 4263, 4557, 4812, 5394, 5614, 5684, 6076, 6293, 8421, 8526, 9114, 10788, 11228, 11629, 12431, 12586, 16842, 17052, 18228, 18879, 19649, 23258, 24862, 25172, 33684, 34887, 37293, 37758, 39298, 44051, 46516, 49724, 58947, 69774, 74586, 75516, 78596, 81403, 87017, 88102, 117894, 132153, 139548, 149172, 162806, 174034, 176204, 235788, 244209, 261051, 264306, 325612, 348068, 360499, 488418, 522102, 528612, 569821, 609119, 720998, 976836, 1044204, 1081497, 1139642, 1218238, 1441996, 1709463, 1827357, 2162994, 2279284, 2436476, 2523493, 3418926, 3654714, 4325988, 5046986, 6837852, 7309428, 7570479, 10093972, 15140958, 17664451, 30281916, 35328902, 52993353, 70657804, 105986706, 211973412]

約数ペア:

[(1, 211973412), (2, 105986706), (3, 70657804), (4, 52993353), (6, 35328902), (7, 30281916), (12, 17664451), (14, 15140958), (21, 10093972), (28, 7570479), (29, 7309428), (31, 6837852), (42, 5046986), (49, 4325988), (58, 3654714), (62, 3418926), (84, 2523493), (87, 2436476), (93, 2279284), (98, 2162994), (116, 1827357), (124, 1709463), (147, 1441996), (174, 1218238), (186, 1139642), (196, 1081497), (203, 1044204), (217, 976836), (294, 720998), (348, 609119), (372, 569821), (401, 528612), (406, 522102), (434, 488418), (588, 360499), (609, 348068), (651, 325612), (802, 264306), (812, 261051), (868, 244209), (899, 235788), (1203, 176204), (1218, 174034), (1302, 162806), (1421, 149172), (1519, 139548), (1604, 132153), (1798, 117894), (2406, 88102), (2436, 87017), (2604, 81403), (2697, 78596), (2807, 75516), (2842, 74586), (3038, 69774), (3596, 58947), (4263, 49724), (4557, 46516), (4812, 44051), (5394, 39298), (5614, 37758), (5684, 37293), (6076, 34887), (6293, 33684), (8421, 25172), (8526, 24862), (9114, 23258), (10788, 19649), (11228, 18879), (11629, 18228), (12431, 17052), (12586, 16842)]