71021995

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{21169}}^1$

素因数の和:21246

約数の個数: 16

約数和(自身を含む): 94502880

約数和(自身を除く): 23480885

約数列:

[1, 5, 11, 55, 61, 305, 671, 3355, 21169, 105845, 232859, 1164295, 1291309, 6456545, 14204399, 71021995]

約数ペア:

[(1, 71021995), (5, 14204399), (11, 6456545), (55, 1291309), (61, 1164295), (305, 232859), (671, 105845), (3355, 21169)]