290688488

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{433}}^1\times {\mathrm{2707}}^1$

素因数の和:3177

約数の個数: 32

約数和(自身を含む): 564130560

約数和(自身を除く): 273442072

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 433, 866, 1732, 2707, 3464, 5414, 10828, 13423, 21656, 26846, 53692, 83917, 107384, 167834, 335668, 671336, 1172131, 2344262, 4688524, 9377048, 36336061, 72672122, 145344244, 290688488]

約数ペア:

[(1, 290688488), (2, 145344244), (4, 72672122), (8, 36336061), (31, 9377048), (62, 4688524), (124, 2344262), (248, 1172131), (433, 671336), (866, 335668), (1732, 167834), (2707, 107384), (3464, 83917), (5414, 53692), (10828, 26846), (13423, 21656)]