289012208

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{306157}}^1$

素因数の和:306224

約数の個数: 20

約数和(自身を含む): 569453880

約数和(自身を除く): 280441672

約数列:

[1, 2, 4, 8, 16, 59, 118, 236, 472, 944, 306157, 612314, 1224628, 2449256, 4898512, 18063263, 36126526, 72253052, 144506104, 289012208]

約数ペア:

[(1, 289012208), (2, 144506104), (4, 72253052), (8, 36126526), (16, 18063263), (59, 4898512), (118, 2449256), (236, 1224628), (472, 612314), (944, 306157)]