201988969

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{113}}^1\times {\mathrm{1511}}^1$

素因数の和:1657

約数の個数: 24

約数和(自身を含む): 252346752

約数和(自身を除く): 50357783

約数列:

[1, 7, 13, 91, 113, 169, 791, 1183, 1469, 1511, 10283, 10577, 19097, 19643, 133679, 137501, 170743, 255359, 1195201, 1787513, 2219659, 15537613, 28855567, 201988969]

約数ペア:

[(1, 201988969), (7, 28855567), (13, 15537613), (91, 2219659), (113, 1787513), (169, 1195201), (791, 255359), (1183, 170743), (1469, 137501), (1511, 133679), (10283, 19643), (10577, 19097)]