28240212

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2351}}^1$

素因数の和:2389

約数の個数: 96

約数和(自身を含む): 88510464

約数和(自身を除く): 60270252

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 13, 14, 21, 22, 26, 28, 33, 39, 42, 44, 52, 66, 77, 78, 84, 91, 132, 143, 154, 156, 182, 231, 273, 286, 308, 364, 429, 462, 546, 572, 858, 924, 1001, 1092, 1716, 2002, 2351, 3003, 4004, 4702, 6006, 7053, 9404, 12012, 14106, 16457, 25861, 28212, 30563, 32914, 49371, 51722, 61126, 65828, 77583, 91689, 98742, 103444, 122252, 155166, 181027, 183378, 197484, 213941, 310332, 336193, 362054, 366756, 427882, 543081, 641823, 672386, 724108, 855764, 1008579, 1086162, 1283646, 1344772, 2017158, 2172324, 2353351, 2567292, 4034316, 4706702, 7060053, 9413404, 14120106, 28240212]

約数ペア:

[(1, 28240212), (2, 14120106), (3, 9413404), (4, 7060053), (6, 4706702), (7, 4034316), (11, 2567292), (12, 2353351), (13, 2172324), (14, 2017158), (21, 1344772), (22, 1283646), (26, 1086162), (28, 1008579), (33, 855764), (39, 724108), (42, 672386), (44, 641823), (52, 543081), (66, 427882), (77, 366756), (78, 362054), (84, 336193), (91, 310332), (132, 213941), (143, 197484), (154, 183378), (156, 181027), (182, 155166), (231, 122252), (273, 103444), (286, 98742), (308, 91689), (364, 77583), (429, 65828), (462, 61126), (546, 51722), (572, 49371), (858, 32914), (924, 30563), (1001, 28212), (1092, 25861), (1716, 16457), (2002, 14106), (2351, 12012), (3003, 9404), (4004, 7053), (4702, 6006)]