216936728

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{21851}}^1$

素因数の和:21947

約数の個数: 32

約数和(自身を含む): 436602960

約数和(自身を除く): 219666232

約数列:

[1, 2, 4, 8, 17, 34, 68, 73, 136, 146, 292, 584, 1241, 2482, 4964, 9928, 21851, 43702, 87404, 174808, 371467, 742934, 1485868, 1595123, 2971736, 3190246, 6380492, 12760984, 27117091, 54234182, 108468364, 216936728]

約数ペア:

[(1, 216936728), (2, 108468364), (4, 54234182), (8, 27117091), (17, 12760984), (34, 6380492), (68, 3190246), (73, 2971736), (136, 1595123), (146, 1485868), (292, 742934), (584, 371467), (1241, 174808), (2482, 87404), (4964, 43702), (9928, 21851)]