64515015

素因数分解:

$3^3\times 5^1\times {\mathrm{223}}^1\times {\mathrm{2143}}^1$

素因数の和:2380

約数の個数: 32

約数和(自身を含む): 115261440

約数和(自身を除く): 50746425

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 223, 669, 1115, 2007, 2143, 3345, 6021, 6429, 10035, 10715, 19287, 30105, 32145, 57861, 96435, 289305, 477889, 1433667, 2389445, 4301001, 7168335, 12903003, 21505005, 64515015]

約数ペア:

[(1, 64515015), (3, 21505005), (5, 12903003), (9, 7168335), (15, 4301001), (27, 2389445), (45, 1433667), (135, 477889), (223, 289305), (669, 96435), (1115, 57861), (2007, 32145), (2143, 30105), (3345, 19287), (6021, 10715), (6429, 10035)]