2505406

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1\times {\mathrm{157}}^1$

素因数の和:339

約数の個数: 16

約数和(自身を含む): 3867840

約数和(自身を除く): 1362434

約数列:

[1, 2, 79, 101, 157, 158, 202, 314, 7979, 12403, 15857, 15958, 24806, 31714, 1252703, 2505406]

約数ペア:

[(1, 2505406), (2, 1252703), (79, 31714), (101, 24806), (157, 15958), (158, 15857), (202, 12403), (314, 7979)]