313710215

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{2083}}^1$

素因数の和:2439

約数の個数: 32

約数和(自身を含む): 464948736

約数和(自身を除く): 151238521

約数列:

[1, 5, 7, 13, 35, 65, 91, 331, 455, 1655, 2083, 2317, 4303, 10415, 11585, 14581, 21515, 27079, 30121, 72905, 135395, 150605, 189553, 689473, 947765, 3447365, 4826311, 8963149, 24131555, 44815745, 62742043, 313710215]

約数ペア:

[(1, 313710215), (5, 62742043), (7, 44815745), (13, 24131555), (35, 8963149), (65, 4826311), (91, 3447365), (331, 947765), (455, 689473), (1655, 189553), (2083, 150605), (2317, 135395), (4303, 72905), (10415, 30121), (11585, 27079), (14581, 21515)]