270908043

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1\times {\mathrm{2309}}^1$

素因数の和:2507

約数の個数: 32

約数和(自身を含む): 426961920

約数和(自身を除く): 156053877

約数列:

[1, 3, 7, 21, 37, 111, 151, 259, 453, 777, 1057, 2309, 3171, 5587, 6927, 16163, 16761, 39109, 48489, 85433, 117327, 256299, 348659, 598031, 1045977, 1794093, 2440613, 7321839, 12900383, 38701149, 90302681, 270908043]

約数ペア:

[(1, 270908043), (3, 90302681), (7, 38701149), (21, 12900383), (37, 7321839), (111, 2440613), (151, 1794093), (259, 1045977), (453, 598031), (777, 348659), (1057, 256299), (2309, 117327), (3171, 85433), (5587, 48489), (6927, 39109), (16163, 16761)]