87609921

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{181387}}^1$

素因数の和:181420

約数の個数: 16

約数和(自身を含む): 139305984

約数和(自身を除く): 51696063

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 181387, 544161, 1269709, 3809127, 4171901, 12515703, 29203307, 87609921]

約数ペア:

[(1, 87609921), (3, 29203307), (7, 12515703), (21, 4171901), (23, 3809127), (69, 1269709), (161, 544161), (483, 181387)]