213519596

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{349}}^1\times {\mathrm{3557}}^1$

素因数の和:3953

約数の個数: 24

約数和(自身を含む): 383552400

約数和(自身を除く): 170032804

約数列:

[1, 2, 4, 43, 86, 172, 349, 698, 1396, 3557, 7114, 14228, 15007, 30014, 60028, 152951, 305902, 611804, 1241393, 2482786, 4965572, 53379899, 106759798, 213519596]

約数ペア:

[(1, 213519596), (2, 106759798), (4, 53379899), (43, 4965572), (86, 2482786), (172, 1241393), (349, 611804), (698, 305902), (1396, 152951), (3557, 60028), (7114, 30014), (14228, 15007)]