31039515

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{547}}^1$

素因数の和:668

約数の個数: 48

約数和(自身を含む): 58644768

約数和(自身を除く): 27605253

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 97, 117, 195, 291, 485, 547, 585, 873, 1261, 1455, 1641, 2735, 3783, 4365, 4923, 6305, 7111, 8205, 11349, 18915, 21333, 24615, 35555, 53059, 56745, 63999, 106665, 159177, 265295, 319995, 477531, 689767, 795885, 2069301, 2387655, 3448835, 6207903, 10346505, 31039515]

約数ペア:

[(1, 31039515), (3, 10346505), (5, 6207903), (9, 3448835), (13, 2387655), (15, 2069301), (39, 795885), (45, 689767), (65, 477531), (97, 319995), (117, 265295), (195, 159177), (291, 106665), (485, 63999), (547, 56745), (585, 53059), (873, 35555), (1261, 24615), (1455, 21333), (1641, 18915), (2735, 11349), (3783, 8205), (4365, 7111), (4923, 6305)]