71218212

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{863}}^1$

素因数の和:929

約数の個数: 72

約数和(自身を含む): 187294464

約数和(自身を除く): 116076252

約数列:

[1, 2, 3, 4, 6, 12, 13, 23, 26, 39, 46, 52, 69, 78, 92, 138, 156, 276, 299, 529, 598, 863, 897, 1058, 1196, 1587, 1726, 1794, 2116, 2589, 3174, 3452, 3588, 5178, 6348, 6877, 10356, 11219, 13754, 19849, 20631, 22438, 27508, 33657, 39698, 41262, 44876, 59547, 67314, 79396, 82524, 119094, 134628, 238188, 258037, 456527, 516074, 774111, 913054, 1032148, 1369581, 1548222, 1826108, 2739162, 3096444, 5478324, 5934851, 11869702, 17804553, 23739404, 35609106, 71218212]

約数ペア:

[(1, 71218212), (2, 35609106), (3, 23739404), (4, 17804553), (6, 11869702), (12, 5934851), (13, 5478324), (23, 3096444), (26, 2739162), (39, 1826108), (46, 1548222), (52, 1369581), (69, 1032148), (78, 913054), (92, 774111), (138, 516074), (156, 456527), (276, 258037), (299, 238188), (529, 134628), (598, 119094), (863, 82524), (897, 79396), (1058, 67314), (1196, 59547), (1587, 44876), (1726, 41262), (1794, 39698), (2116, 33657), (2589, 27508), (3174, 22438), (3452, 20631), (3588, 19849), (5178, 13754), (6348, 11219), (6877, 10356)]