31299786

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1$

素因数の和:220

約数の個数: 96

約数和(自身を含む): 81544320

約数和(自身を除く): 50244534

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 43, 53, 63, 86, 106, 109, 126, 129, 159, 218, 258, 301, 318, 327, 371, 387, 477, 602, 654, 742, 763, 774, 903, 954, 981, 1113, 1526, 1806, 1962, 2226, 2279, 2289, 2709, 3339, 4558, 4578, 4687, 5418, 5777, 6678, 6837, 6867, 9374, 11554, 13674, 13734, 14061, 15953, 17331, 20511, 28122, 31906, 32809, 34662, 40439, 41022, 42183, 47859, 51993, 65618, 80878, 84366, 95718, 98427, 103986, 121317, 143577, 196854, 242634, 248411, 287154, 295281, 363951, 496822, 590562, 727902, 745233, 1490466, 1738877, 2235699, 3477754, 4471398, 5216631, 10433262, 15649893, 31299786]

約数ペア:

[(1, 31299786), (2, 15649893), (3, 10433262), (6, 5216631), (7, 4471398), (9, 3477754), (14, 2235699), (18, 1738877), (21, 1490466), (42, 745233), (43, 727902), (53, 590562), (63, 496822), (86, 363951), (106, 295281), (109, 287154), (126, 248411), (129, 242634), (159, 196854), (218, 143577), (258, 121317), (301, 103986), (318, 98427), (327, 95718), (371, 84366), (387, 80878), (477, 65618), (602, 51993), (654, 47859), (742, 42183), (763, 41022), (774, 40439), (903, 34662), (954, 32809), (981, 31906), (1113, 28122), (1526, 20511), (1806, 17331), (1962, 15953), (2226, 14061), (2279, 13734), (2289, 13674), (2709, 11554), (3339, 9374), (4558, 6867), (4578, 6837), (4687, 6678), (5418, 5777)]