78901109

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{10427}}^1$

素因数の和:10504

約数の個数: 16

約数和(自身を含む): 96104448

約数和(自身を除く): 17203339

約数列:

[1, 7, 23, 47, 161, 329, 1081, 7567, 10427, 72989, 239821, 490069, 1678747, 3430483, 11271587, 78901109]

約数ペア:

[(1, 78901109), (7, 11271587), (23, 3430483), (47, 1678747), (161, 490069), (329, 239821), (1081, 72989), (7567, 10427)]