7405905

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{233}}^1$

素因数の和:417

約数の個数: 32

約数和(自身を含む): 12894336

約数和(自身を除く): 5488431

約数列:

[1, 3, 5, 13, 15, 39, 65, 163, 195, 233, 489, 699, 815, 1165, 2119, 2445, 3029, 3495, 6357, 9087, 10595, 15145, 31785, 37979, 45435, 113937, 189895, 493727, 569685, 1481181, 2468635, 7405905]

約数ペア:

[(1, 7405905), (3, 2468635), (5, 1481181), (13, 569685), (15, 493727), (39, 189895), (65, 113937), (163, 45435), (195, 37979), (233, 31785), (489, 15145), (699, 10595), (815, 9087), (1165, 6357), (2119, 3495), (2445, 3029)]