431494570

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{509}}^1\times {\mathrm{6521}}^1$

素因数の和:7050

約数の個数: 32

約数和(自身を含む): 838207440

約数和(自身を除く): 406712870

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 509, 1018, 2545, 5090, 6521, 6617, 13042, 13234, 32605, 33085, 65210, 66170, 84773, 169546, 423865, 847730, 3319189, 6638378, 16595945, 33191890, 43149457, 86298914, 215747285, 431494570]

約数ペア:

[(1, 431494570), (2, 215747285), (5, 86298914), (10, 43149457), (13, 33191890), (26, 16595945), (65, 6638378), (130, 3319189), (509, 847730), (1018, 423865), (2545, 169546), (5090, 84773), (6521, 66170), (6617, 65210), (13042, 33085), (13234, 32605)]