69750405

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{1249}}^1$

素因数の和:1350

約数の個数: 48

約数和(自身を含む): 129870000

約数和(自身を除く): 60119595

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 73, 85, 153, 219, 255, 365, 657, 765, 1095, 1241, 1249, 3285, 3723, 3747, 6205, 6245, 11169, 11241, 18615, 18735, 21233, 55845, 56205, 63699, 91177, 106165, 191097, 273531, 318495, 455885, 820593, 955485, 1367655, 1550009, 4102965, 4650027, 7750045, 13950081, 23250135, 69750405]

約数ペア:

[(1, 69750405), (3, 23250135), (5, 13950081), (9, 7750045), (15, 4650027), (17, 4102965), (45, 1550009), (51, 1367655), (73, 955485), (85, 820593), (153, 455885), (219, 318495), (255, 273531), (365, 191097), (657, 106165), (765, 91177), (1095, 63699), (1241, 56205), (1249, 55845), (3285, 21233), (3723, 18735), (3747, 18615), (6205, 11241), (6245, 11169)]