128253458

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{281}}^1\times {\mathrm{12011}}^1$

素因数の和:12313

約数の個数: 16

約数和(自身を含む): 203243040

約数和(自身を除く): 74989582

約数列:

[1, 2, 19, 38, 281, 562, 5339, 10678, 12011, 24022, 228209, 456418, 3375091, 6750182, 64126729, 128253458]

約数ペア:

[(1, 128253458), (2, 64126729), (19, 6750182), (38, 3375091), (281, 456418), (562, 228209), (5339, 24022), (10678, 12011)]