31445556

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{409}}^1$

素因数の和:608

約数の個数: 48

約数和(自身を含む): 75768000

約数和(自身を除く): 44322444

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 149, 172, 258, 298, 409, 447, 516, 596, 818, 894, 1227, 1636, 1788, 2454, 4908, 6407, 12814, 17587, 19221, 25628, 35174, 38442, 52761, 60941, 70348, 76884, 105522, 121882, 182823, 211044, 243764, 365646, 731292, 2620463, 5240926, 7861389, 10481852, 15722778, 31445556]

約数ペア:

[(1, 31445556), (2, 15722778), (3, 10481852), (4, 7861389), (6, 5240926), (12, 2620463), (43, 731292), (86, 365646), (129, 243764), (149, 211044), (172, 182823), (258, 121882), (298, 105522), (409, 76884), (447, 70348), (516, 60941), (596, 52761), (818, 38442), (894, 35174), (1227, 25628), (1636, 19221), (1788, 17587), (2454, 12814), (4908, 6407)]