39865515

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{3253}}^1$

素因数の和:3323

約数の個数: 32

約数和(自身を含む): 68724480

約数和(自身を除く): 28858965

約数列:

[1, 3, 5, 15, 19, 43, 57, 95, 129, 215, 285, 645, 817, 2451, 3253, 4085, 9759, 12255, 16265, 48795, 61807, 139879, 185421, 309035, 419637, 699395, 927105, 2098185, 2657701, 7973103, 13288505, 39865515]

約数ペア:

[(1, 39865515), (3, 13288505), (5, 7973103), (15, 2657701), (19, 2098185), (43, 927105), (57, 699395), (95, 419637), (129, 309035), (215, 185421), (285, 139879), (645, 61807), (817, 48795), (2451, 16265), (3253, 12255), (4085, 9759)]