15620542

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{349}}^1$

素因数の和:520

約数の個数: 32

約数和(自身を含む): 28224000

約数和(自身を除く): 12603458

約数列:

[1, 2, 7, 14, 23, 46, 139, 161, 278, 322, 349, 698, 973, 1946, 2443, 3197, 4886, 6394, 8027, 16054, 22379, 44758, 48511, 56189, 97022, 112378, 339577, 679154, 1115753, 2231506, 7810271, 15620542]

約数ペア:

[(1, 15620542), (2, 7810271), (7, 2231506), (14, 1115753), (23, 679154), (46, 339577), (139, 112378), (161, 97022), (278, 56189), (322, 48511), (349, 44758), (698, 22379), (973, 16054), (1946, 8027), (2443, 6394), (3197, 4886)]