220171191

素因数分解:

$3^1\times {\mathrm{149}}^1\times {\mathrm{449}}^1\times {\mathrm{1097}}^1$

素因数の和:1698

約数の個数: 16

約数和(自身を含む): 296460000

約数和(自身を除く): 76288809

約数列:

[1, 3, 149, 447, 449, 1097, 1347, 3291, 66901, 163453, 200703, 490359, 492553, 1477659, 73390397, 220171191]

約数ペア:

[(1, 220171191), (3, 73390397), (149, 1477659), (447, 492553), (449, 490359), (1097, 200703), (1347, 163453), (3291, 66901)]