31102435

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{4021}}^1$

素因数の和:4063

約数の個数: 32

約数和(自身を含む): 48650112

約数和(自身を除く): 17547677

約数列:

[1, 5, 7, 13, 17, 35, 65, 85, 91, 119, 221, 455, 595, 1105, 1547, 4021, 7735, 20105, 28147, 52273, 68357, 140735, 261365, 341785, 365911, 478499, 888641, 1829555, 2392495, 4443205, 6220487, 31102435]

約数ペア:

[(1, 31102435), (5, 6220487), (7, 4443205), (13, 2392495), (17, 1829555), (35, 888641), (65, 478499), (85, 365911), (91, 341785), (119, 261365), (221, 140735), (455, 68357), (595, 52273), (1105, 28147), (1547, 20105), (4021, 7735)]