261403492

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{549167}}^1$

素因数の和:549195

約数の個数: 24

約数和(自身を含む): 553561344

約数和(自身を除く): 292157852

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 549167, 1098334, 2196668, 3844169, 7688338, 9335839, 15376676, 18671678, 37343356, 65350873, 130701746, 261403492]

約数ペア:

[(1, 261403492), (2, 130701746), (4, 65350873), (7, 37343356), (14, 18671678), (17, 15376676), (28, 9335839), (34, 7688338), (68, 3844169), (119, 2196668), (238, 1098334), (476, 549167)]