71293491

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{18127}}^1$

素因数の和:18175

約数の個数: 24

約数和(自身を含む): 113118720

約数和(自身を除く): 41825229

約数列:

[1, 3, 9, 19, 23, 57, 69, 171, 207, 437, 1311, 3933, 18127, 54381, 163143, 344413, 416921, 1033239, 1250763, 3099717, 3752289, 7921499, 23764497, 71293491]

約数ペア:

[(1, 71293491), (3, 23764497), (9, 7921499), (19, 3752289), (23, 3099717), (57, 1250763), (69, 1033239), (171, 416921), (207, 344413), (437, 163143), (1311, 54381), (3933, 18127)]