71812917

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{1723}}^1$

素因数の和:2161

約数の個数: 24

約数和(自身を含む): 113494368

約数和(自身を除く): 41681451

約数列:

[1, 3, 9, 11, 33, 99, 421, 1263, 1723, 3789, 4631, 5169, 13893, 15507, 18953, 41679, 56859, 170577, 725383, 2176149, 6528447, 7979213, 23937639, 71812917]

約数ペア:

[(1, 71812917), (3, 23937639), (9, 7979213), (11, 6528447), (33, 2176149), (99, 725383), (421, 170577), (1263, 56859), (1723, 41679), (3789, 18953), (4631, 15507), (5169, 13893)]