72398391

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1\times {\mathrm{269}}^1$

素因数の和:455

約数の個数: 32

約数和(自身を含む): 106928640

約数和(自身を除く): 34530249

約数列:

[1, 3, 13, 39, 67, 103, 201, 269, 309, 807, 871, 1339, 2613, 3497, 4017, 6901, 10491, 18023, 20703, 27707, 54069, 83121, 89713, 234299, 269139, 360191, 702897, 1080573, 1856369, 5569107, 24132797, 72398391]

約数ペア:

[(1, 72398391), (3, 24132797), (13, 5569107), (39, 1856369), (67, 1080573), (103, 702897), (201, 360191), (269, 269139), (309, 234299), (807, 89713), (871, 83121), (1339, 54069), (2613, 27707), (3497, 20703), (4017, 18023), (6901, 10491)]