25177815

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{223}}^1$

素因数の和:440

約数の個数: 48

約数和(自身を含む): 47453952

約数和(自身を除く): 22276137

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 193, 195, 223, 579, 585, 669, 965, 1115, 1737, 2007, 2509, 2895, 2899, 3345, 7527, 8685, 8697, 10035, 12545, 14495, 22581, 26091, 37635, 43039, 43485, 112905, 129117, 130455, 215195, 387351, 559507, 645585, 1678521, 1936755, 2797535, 5035563, 8392605, 25177815]

約数ペア:

[(1, 25177815), (3, 8392605), (5, 5035563), (9, 2797535), (13, 1936755), (15, 1678521), (39, 645585), (45, 559507), (65, 387351), (117, 215195), (193, 130455), (195, 129117), (223, 112905), (579, 43485), (585, 43039), (669, 37635), (965, 26091), (1115, 22581), (1737, 14495), (2007, 12545), (2509, 10035), (2895, 8697), (2899, 8685), (3345, 7527)]