31413137

素因数分解:

$7^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{401}}^1$

素因数の和:477

約数の個数: 24

約数和(自身を含む): 39209472

約数和(自身を除く): 7796335

約数列:

[1, 7, 19, 31, 133, 217, 361, 401, 589, 2527, 2807, 4123, 7619, 11191, 12431, 53333, 78337, 87017, 144761, 236189, 1013327, 1653323, 4487591, 31413137]

約数ペア:

[(1, 31413137), (7, 4487591), (19, 1653323), (31, 1013327), (133, 236189), (217, 144761), (361, 87017), (401, 78337), (589, 53333), (2527, 12431), (2807, 11191), (4123, 7619)]