3878145

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1249}}^1$

素因数の和:1286

約数の個数: 32

約数和(自身を含む): 7200000

約数和(自身を除く): 3321855

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 115, 135, 207, 345, 621, 1035, 1249, 3105, 3747, 6245, 11241, 18735, 28727, 33723, 56205, 86181, 143635, 168615, 258543, 430905, 775629, 1292715, 3878145]

約数ペア:

[(1, 3878145), (3, 1292715), (5, 775629), (9, 430905), (15, 258543), (23, 168615), (27, 143635), (45, 86181), (69, 56205), (115, 33723), (135, 28727), (207, 18735), (345, 11241), (621, 6245), (1035, 3747), (1249, 3105)]