128778897

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{631}}^1\times {\mathrm{5233}}^1$

素因数の和:5880

約数の個数: 16

約数和(自身を含む): 185241728

約数和(自身を除く): 56462831

約数列:

[1, 3, 13, 39, 631, 1893, 5233, 8203, 15699, 24609, 68029, 204087, 3302023, 9906069, 42926299, 128778897]

約数ペア:

[(1, 128778897), (3, 42926299), (13, 9906069), (39, 3302023), (631, 204087), (1893, 68029), (5233, 24609), (8203, 15699)]