238387291268

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{359}}^1\times {\mathrm{640957}}^1$

素因数の和:641364

約数の個数: 48

約数和(自身を含む): 491025104640

約数和(自身を除く): 252637813372

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 259, 359, 518, 718, 1036, 1436, 2513, 5026, 10052, 13283, 26566, 53132, 92981, 185962, 371924, 640957, 1281914, 2563828, 4486699, 8973398, 17946796, 23715409, 47430818, 94861636, 166007863, 230103563, 332015726, 460207126, 664031452, 920414252, 1610724941, 3221449882, 6442899764, 8513831831, 17027663662, 34055327324, 59596822817, 119193645634, 238387291268]

約数ペア:

[(1, 238387291268), (2, 119193645634), (4, 59596822817), (7, 34055327324), (14, 17027663662), (28, 8513831831), (37, 6442899764), (74, 3221449882), (148, 1610724941), (259, 920414252), (359, 664031452), (518, 460207126), (718, 332015726), (1036, 230103563), (1436, 166007863), (2513, 94861636), (5026, 47430818), (10052, 23715409), (13283, 17946796), (26566, 8973398), (53132, 4486699), (92981, 2563828), (185962, 1281914), (371924, 640957)]