128778806

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{69761}}^1$

素因数の和:69847

約数の個数: 16

約数和(自身を含む): 210960288

約数和(自身を除く): 82181482

約数列:

[1, 2, 13, 26, 71, 142, 923, 1846, 69761, 139522, 906893, 1813786, 4953031, 9906062, 64389403, 128778806]

約数ペア:

[(1, 128778806), (2, 64389403), (13, 9906062), (26, 4953031), (71, 1813786), (142, 906893), (923, 139522), (1846, 69761)]