31250895

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{3727}}^1$

素因数の和:3791

約数の個数: 32

約数和(自身を含む): 55114752

約数和(自身を除く): 23863857

約数列:

[1, 3, 5, 13, 15, 39, 43, 65, 129, 195, 215, 559, 645, 1677, 2795, 3727, 8385, 11181, 18635, 48451, 55905, 145353, 160261, 242255, 480783, 726765, 801305, 2083393, 2403915, 6250179, 10416965, 31250895]

約数ペア:

[(1, 31250895), (3, 10416965), (5, 6250179), (13, 2403915), (15, 2083393), (39, 801305), (43, 726765), (65, 480783), (129, 242255), (195, 160261), (215, 145353), (559, 55905), (645, 48451), (1677, 18635), (2795, 11181), (3727, 8385)]