849132505

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{331}}^1\times {\mathrm{647}}^1$

素因数の和:1057

約数の個数: 32

約数和(自身を含む): 1120428288

約数和(自身を除く): 271295783

約数列:

[1, 5, 13, 61, 65, 305, 331, 647, 793, 1655, 3235, 3965, 4303, 8411, 20191, 21515, 39467, 42055, 100955, 197335, 214157, 262483, 513071, 1070785, 1312415, 2565355, 2784041, 13063577, 13920205, 65317885, 169826501, 849132505]

約数ペア:

[(1, 849132505), (5, 169826501), (13, 65317885), (61, 13920205), (65, 13063577), (305, 2784041), (331, 2565355), (647, 1312415), (793, 1070785), (1655, 513071), (3235, 262483), (3965, 214157), (4303, 197335), (8411, 100955), (20191, 42055), (21515, 39467)]