31434215

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{4481}}^1$

素因数の和:4570

約数の個数: 16

約数和(自身を含む): 40015296

約数和(自身を除く): 8581081

約数列:

[1, 5, 23, 61, 115, 305, 1403, 4481, 7015, 22405, 103063, 273341, 515315, 1366705, 6286843, 31434215]

約数ペア:

[(1, 31434215), (5, 6286843), (23, 1366705), (61, 515315), (115, 273341), (305, 103063), (1403, 22405), (4481, 7015)]