1386413791

素因数分解:

$7^2\times {\mathrm{37}}^1\times {\mathrm{401}}^1\times {\mathrm{1907}}^1$

素因数の和:2359

約数の個数: 24

約数和(自身を含む): 1661356656

約数和(自身を除く): 274942865

約数列:

[1, 7, 37, 49, 259, 401, 1813, 1907, 2807, 13349, 14837, 19649, 70559, 93443, 103859, 493913, 727013, 764707, 3457391, 5352949, 28294159, 37470643, 198059113, 1386413791]

約数ペア:

[(1, 1386413791), (7, 198059113), (37, 37470643), (49, 28294159), (259, 5352949), (401, 3457391), (1813, 764707), (1907, 727013), (2807, 493913), (13349, 103859), (14837, 93443), (19649, 70559)]