31415128212

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{6691}}^1\times {\mathrm{30097}}^1$

素因数の和:36808

約数の個数: 48

約数和(自身を含む): 78954999872

約数和(自身を除く): 47539871660

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 6691, 13382, 20073, 26764, 30097, 40146, 60194, 80292, 86983, 90291, 120388, 173966, 180582, 260949, 347932, 361164, 391261, 521898, 782522, 1043796, 1173783, 1565044, 2347566, 4695132, 201379027, 402758054, 604137081, 805516108, 1208274162, 2416548324, 2617927351, 5235854702, 7853782053, 10471709404, 15707564106, 31415128212]

約数ペア:

[(1, 31415128212), (2, 15707564106), (3, 10471709404), (4, 7853782053), (6, 5235854702), (12, 2617927351), (13, 2416548324), (26, 1208274162), (39, 805516108), (52, 604137081), (78, 402758054), (156, 201379027), (6691, 4695132), (13382, 2347566), (20073, 1565044), (26764, 1173783), (30097, 1043796), (40146, 782522), (60194, 521898), (80292, 391261), (86983, 361164), (90291, 347932), (120388, 260949), (173966, 180582)]