25288155

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{461}}^1$

素因数の和:548

約数の個数: 48

約数和(自身を含む): 46702656

約数和(自身を除く): 21414501

約数列:

[1, 3, 5, 9, 15, 23, 45, 53, 69, 115, 159, 207, 265, 345, 461, 477, 795, 1035, 1219, 1383, 2305, 2385, 3657, 4149, 6095, 6915, 10603, 10971, 18285, 20745, 24433, 31809, 53015, 54855, 73299, 95427, 122165, 159045, 219897, 366495, 477135, 561959, 1099485, 1685877, 2809795, 5057631, 8429385, 25288155]

約数ペア:

[(1, 25288155), (3, 8429385), (5, 5057631), (9, 2809795), (15, 1685877), (23, 1099485), (45, 561959), (53, 477135), (69, 366495), (115, 219897), (159, 159045), (207, 122165), (265, 95427), (345, 73299), (461, 54855), (477, 53015), (795, 31809), (1035, 24433), (1219, 20745), (1383, 18285), (2305, 10971), (2385, 10603), (3657, 6915), (4149, 6095)]