87218369

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{271}}^1\times {\mathrm{1999}}^1$

素因数の和:2300

約数の個数: 16

約数和(自身を含む): 104448000

約数和(自身を除く): 17229631

約数列:

[1, 7, 23, 161, 271, 1897, 1999, 6233, 13993, 43631, 45977, 321839, 541729, 3792103, 12459767, 87218369]

約数ペア:

[(1, 87218369), (7, 12459767), (23, 3792103), (161, 541729), (271, 321839), (1897, 45977), (1999, 43631), (6233, 13993)]