256575316

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{91243}}^1$

素因数の和:91303

約数の個数: 24

約数和(自身を含む): 485418080

約数和(自身を除く): 228842764

約数列:

[1, 2, 4, 19, 37, 38, 74, 76, 148, 703, 1406, 2812, 91243, 182486, 364972, 1733617, 3375991, 3467234, 6751982, 6934468, 13503964, 64143829, 128287658, 256575316]

約数ペア:

[(1, 256575316), (2, 128287658), (4, 64143829), (19, 13503964), (37, 6934468), (38, 6751982), (74, 3467234), (76, 3375991), (148, 1733617), (703, 364972), (1406, 182486), (2812, 91243)]