42142856

素因数分解:

$2^3\times 7^1\times {\mathrm{101}}^1\times {\mathrm{7451}}^1$

素因数の和:7565

約数の個数: 32

約数和(自身を含む): 91212480

約数和(自身を除く): 49069624

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 101, 202, 404, 707, 808, 1414, 2828, 5656, 7451, 14902, 29804, 52157, 59608, 104314, 208628, 417256, 752551, 1505102, 3010204, 5267857, 6020408, 10535714, 21071428, 42142856]

約数ペア:

[(1, 42142856), (2, 21071428), (4, 10535714), (7, 6020408), (8, 5267857), (14, 3010204), (28, 1505102), (56, 752551), (101, 417256), (202, 208628), (404, 104314), (707, 59608), (808, 52157), (1414, 29804), (2828, 14902), (5656, 7451)]