31456065

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{1249}}^1$

素因数の和:1353

約数の個数: 32

約数和(自身を含む): 53280000

約数和(自身を除く): 21823935

約数列:

[1, 3, 5, 15, 23, 69, 73, 115, 219, 345, 365, 1095, 1249, 1679, 3747, 5037, 6245, 8395, 18735, 25185, 28727, 86181, 91177, 143635, 273531, 430905, 455885, 1367655, 2097071, 6291213, 10485355, 31456065]

約数ペア:

[(1, 31456065), (3, 10485355), (5, 6291213), (15, 2097071), (23, 1367655), (69, 455885), (73, 430905), (115, 273531), (219, 143635), (345, 91177), (365, 86181), (1095, 28727), (1249, 25185), (1679, 18735), (3747, 8395), (5037, 6245)]