172521811

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{12517}}^1$

素因数の和:12714

約数の個数: 16

約数和(自身を含む): 216311040

約数和(自身を除く): 43789229

約数列:

[1, 7, 11, 77, 179, 1253, 1969, 12517, 13783, 87619, 137687, 963809, 2240543, 15683801, 24645973, 172521811]

約数ペア:

[(1, 172521811), (7, 24645973), (11, 15683801), (77, 2240543), (179, 963809), (1253, 137687), (1969, 87619), (12517, 13783)]