42909915

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{937}}^1$

素因数の和:1059

約数の個数: 32

約数和(自身を含む): 71318016

約数和(自身を除く): 28408101

約数列:

[1, 3, 5, 15, 43, 71, 129, 213, 215, 355, 645, 937, 1065, 2811, 3053, 4685, 9159, 14055, 15265, 40291, 45795, 66527, 120873, 199581, 201455, 332635, 604365, 997905, 2860661, 8581983, 14303305, 42909915]

約数ペア:

[(1, 42909915), (3, 14303305), (5, 8581983), (15, 2860661), (43, 997905), (71, 604365), (129, 332635), (213, 201455), (215, 199581), (355, 120873), (645, 66527), (937, 45795), (1065, 40291), (2811, 15265), (3053, 14055), (4685, 9159)]