72857631

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{18553}}^1$

素因数の和:18591

約数の個数: 32

約数和(自身を含む): 128245248

約数和(自身を除く): 55387617

約数列:

[1, 3, 7, 11, 17, 21, 33, 51, 77, 119, 187, 231, 357, 561, 1309, 3927, 18553, 55659, 129871, 204083, 315401, 389613, 612249, 946203, 1428581, 2207807, 3469411, 4285743, 6623421, 10408233, 24285877, 72857631]

約数ペア:

[(1, 72857631), (3, 24285877), (7, 10408233), (11, 6623421), (17, 4285743), (21, 3469411), (33, 2207807), (51, 1428581), (77, 946203), (119, 612249), (187, 389613), (231, 315401), (357, 204083), (561, 129871), (1309, 55659), (3927, 18553)]