68408997939

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{521}}^1\times {\mathrm{470621}}^1$

素因数の和:471179

約数の個数: 24

約数和(自身を含む): 102196508544

約数和(自身を除く): 33787510605

約数列:

[1, 3, 9, 31, 93, 279, 521, 1563, 4689, 16151, 48453, 145359, 470621, 1411863, 4235589, 14589251, 43767753, 131303259, 245193541, 735580623, 2206741869, 7600999771, 22802999313, 68408997939]

約数ペア:

[(1, 68408997939), (3, 22802999313), (9, 7600999771), (31, 2206741869), (93, 735580623), (279, 245193541), (521, 131303259), (1563, 43767753), (4689, 14589251), (16151, 4235589), (48453, 1411863), (145359, 470621)]