628625428

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{34157}}^1$

素因数の和:34311

約数の個数: 24

約数和(自身を含む): 1136231712

約数和(自身を除く): 507606284

約数列:

[1, 2, 4, 43, 86, 107, 172, 214, 428, 4601, 9202, 18404, 34157, 68314, 136628, 1468751, 2937502, 3654799, 5875004, 7309598, 14619196, 157156357, 314312714, 628625428]

約数ペア:

[(1, 628625428), (2, 314312714), (4, 157156357), (43, 14619196), (86, 7309598), (107, 5875004), (172, 3654799), (214, 2937502), (428, 1468751), (4601, 136628), (9202, 68314), (18404, 34157)]