157755455

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{3617}}^1$

素因数の和:3707

約数の個数: 32

約数和(自身を含む): 226110528

約数和(自身を除く): 68355073

約数列:

[1, 5, 11, 13, 55, 61, 65, 143, 305, 671, 715, 793, 3355, 3617, 3965, 8723, 18085, 39787, 43615, 47021, 198935, 220637, 235105, 517231, 1103185, 2427007, 2586155, 2868281, 12135035, 14341405, 31551091, 157755455]

約数ペア:

[(1, 157755455), (5, 31551091), (11, 14341405), (13, 12135035), (55, 2868281), (61, 2586155), (65, 2427007), (143, 1103185), (305, 517231), (671, 235105), (715, 220637), (793, 198935), (3355, 47021), (3617, 43615), (3965, 39787), (8723, 18085)]