398684295

素因数分解:

$3^3\times 5^1\times {\mathrm{827}}^1\times {\mathrm{3571}}^1$

素因数の和:4412

約数の個数: 32

約数和(自身を含む): 709827840

約数和(自身を除く): 311143545

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 827, 2481, 3571, 4135, 7443, 10713, 12405, 17855, 22329, 32139, 37215, 53565, 96417, 111645, 160695, 482085, 2953217, 8859651, 14766085, 26578953, 44298255, 79736859, 132894765, 398684295]

約数ペア:

[(1, 398684295), (3, 132894765), (5, 79736859), (9, 44298255), (15, 26578953), (27, 14766085), (45, 8859651), (135, 2953217), (827, 482085), (2481, 160695), (3571, 111645), (4135, 96417), (7443, 53565), (10713, 37215), (12405, 32139), (17855, 22329)]