54728445

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1\times {\mathrm{521}}^1$

素因数の和:725

約数の個数: 32

約数和(自身を含む): 90201600

約数和(自身を除く): 35473155

約数列:

[1, 3, 5, 15, 47, 141, 149, 235, 447, 521, 705, 745, 1563, 2235, 2605, 7003, 7815, 21009, 24487, 35015, 73461, 77629, 105045, 122435, 232887, 367305, 388145, 1164435, 3648563, 10945689, 18242815, 54728445]

約数ペア:

[(1, 54728445), (3, 18242815), (5, 10945689), (15, 3648563), (47, 1164435), (141, 388145), (149, 367305), (235, 232887), (447, 122435), (521, 105045), (705, 77629), (745, 73461), (1563, 35015), (2235, 24487), (2605, 21009), (7003, 7815)]