39687291

素因数分解:

$3^2\times 7^1\times {\mathrm{617}}^1\times {\mathrm{1021}}^1$

素因数の和:1651

約数の個数: 24

約数和(自身を含む): 65685984

約数和(自身を除く): 25998693

約数列:

[1, 3, 7, 9, 21, 63, 617, 1021, 1851, 3063, 4319, 5553, 7147, 9189, 12957, 21441, 38871, 64323, 629957, 1889871, 4409699, 5669613, 13229097, 39687291]

約数ペア:

[(1, 39687291), (3, 13229097), (7, 5669613), (9, 4409699), (21, 1889871), (63, 629957), (617, 64323), (1021, 38871), (1851, 21441), (3063, 12957), (4319, 9189), (5553, 7147)]