1980342

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1$

素因数の和:75

約数の個数: 96

約数和(自身を含む): 5621760

約数和(自身を除く): 3641418

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 31, 39, 42, 54, 62, 63, 78, 91, 93, 117, 126, 169, 182, 186, 189, 217, 234, 273, 279, 338, 351, 378, 403, 434, 507, 546, 558, 651, 702, 806, 819, 837, 1014, 1183, 1209, 1302, 1521, 1638, 1674, 1953, 2366, 2418, 2457, 2821, 3042, 3549, 3627, 3906, 4563, 4914, 5239, 5642, 5859, 7098, 7254, 8463, 9126, 10478, 10647, 10881, 11718, 15717, 16926, 21294, 21762, 25389, 31434, 31941, 36673, 47151, 50778, 63882, 73346, 76167, 94302, 110019, 141453, 152334, 220038, 282906, 330057, 660114, 990171, 1980342]

約数ペア:

[(1, 1980342), (2, 990171), (3, 660114), (6, 330057), (7, 282906), (9, 220038), (13, 152334), (14, 141453), (18, 110019), (21, 94302), (26, 76167), (27, 73346), (31, 63882), (39, 50778), (42, 47151), (54, 36673), (62, 31941), (63, 31434), (78, 25389), (91, 21762), (93, 21294), (117, 16926), (126, 15717), (169, 11718), (182, 10881), (186, 10647), (189, 10478), (217, 9126), (234, 8463), (273, 7254), (279, 7098), (338, 5859), (351, 5642), (378, 5239), (403, 4914), (434, 4563), (507, 3906), (546, 3627), (558, 3549), (651, 3042), (702, 2821), (806, 2457), (819, 2418), (837, 2366), (1014, 1953), (1183, 1674), (1209, 1638), (1302, 1521)]