149891903

素因数分解:

$7^1\times {\mathrm{131}}^1\times {\mathrm{223}}^1\times {\mathrm{733}}^1$

素因数の和:1094

約数の個数: 16

約数和(自身を含む): 173623296

約数和(自身を除く): 23731393

約数列:

[1, 7, 131, 223, 733, 917, 1561, 5131, 29213, 96023, 163459, 204491, 672161, 1144213, 21413129, 149891903]

約数ペア:

[(1, 149891903), (7, 21413129), (131, 1144213), (223, 672161), (733, 204491), (917, 163459), (1561, 96023), (5131, 29213)]