408915

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{233}}^1$

素因数の和:260

約数の個数: 32

約数和(自身を含む): 786240

約数和(自身を除く): 377325

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 117, 135, 195, 233, 351, 585, 699, 1165, 1755, 2097, 3029, 3495, 6291, 9087, 10485, 15145, 27261, 31455, 45435, 81783, 136305, 408915]

約数ペア:

[(1, 408915), (3, 136305), (5, 81783), (9, 45435), (13, 31455), (15, 27261), (27, 15145), (39, 10485), (45, 9087), (65, 6291), (117, 3495), (135, 3029), (195, 2097), (233, 1755), (351, 1165), (585, 699)]