72394456

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{389}}^1\times {\mathrm{541}}^1$

素因数の和:979

約数の個数: 32

約数和(自身を含む): 139510800

約数和(自身を除く): 67116344

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 389, 541, 778, 1082, 1556, 2164, 3112, 4328, 16727, 23263, 33454, 46526, 66908, 93052, 133816, 186104, 210449, 420898, 841796, 1683592, 9049307, 18098614, 36197228, 72394456]

約数ペア:

[(1, 72394456), (2, 36197228), (4, 18098614), (8, 9049307), (43, 1683592), (86, 841796), (172, 420898), (344, 210449), (389, 186104), (541, 133816), (778, 93052), (1082, 66908), (1556, 46526), (2164, 33454), (3112, 23263), (4328, 16727)]