25069455

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{269}}^1$

素因数の和:408

約数の個数: 48

約数和(自身を含む): 46332000

約数和(自身を除く): 21262545

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 109, 171, 269, 285, 327, 545, 807, 855, 981, 1345, 1635, 2071, 2421, 4035, 4905, 5111, 6213, 10355, 12105, 15333, 18639, 25555, 29321, 31065, 45999, 76665, 87963, 93195, 146605, 229995, 263889, 439815, 557099, 1319445, 1671297, 2785495, 5013891, 8356485, 25069455]

約数ペア:

[(1, 25069455), (3, 8356485), (5, 5013891), (9, 2785495), (15, 1671297), (19, 1319445), (45, 557099), (57, 439815), (95, 263889), (109, 229995), (171, 146605), (269, 93195), (285, 87963), (327, 76665), (545, 45999), (807, 31065), (855, 29321), (981, 25555), (1345, 18639), (1635, 15333), (2071, 12105), (2421, 10355), (4035, 6213), (4905, 5111)]