221471716

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{48611}}^1$

素因数の和:48699

約数の個数: 24

約数和(自身を含む): 416507616

約数和(自身を除く): 195035900

約数列:

[1, 2, 4, 17, 34, 67, 68, 134, 268, 1139, 2278, 4556, 48611, 97222, 194444, 826387, 1652774, 3256937, 3305548, 6513874, 13027748, 55367929, 110735858, 221471716]

約数ペア:

[(1, 221471716), (2, 110735858), (4, 55367929), (17, 13027748), (34, 6513874), (67, 3305548), (68, 3256937), (134, 1652774), (268, 826387), (1139, 194444), (2278, 97222), (4556, 48611)]