31207354

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1$

素因数の和:274

約数の個数: 32

約数和(自身を含む): 50109840

約数和(自身を除く): 18902486

約数列:

[1, 2, 37, 53, 73, 74, 106, 109, 146, 218, 1961, 2701, 3869, 3922, 4033, 5402, 5777, 7738, 7957, 8066, 11554, 15914, 143153, 213749, 286306, 294409, 421721, 427498, 588818, 843442, 15603677, 31207354]

約数ペア:

[(1, 31207354), (2, 15603677), (37, 843442), (53, 588818), (73, 427498), (74, 421721), (106, 294409), (109, 286306), (146, 213749), (218, 143153), (1961, 15914), (2701, 11554), (3869, 8066), (3922, 7957), (4033, 7738), (5402, 5777)]