2130165

素因数分解:

$3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{509}}^1$

素因数の和:554

約数の個数: 32

約数和(自身を含む): 3916800

約数和(自身を除く): 1786635

約数列:

[1, 3, 5, 9, 15, 27, 31, 45, 93, 135, 155, 279, 465, 509, 837, 1395, 1527, 2545, 4185, 4581, 7635, 13743, 15779, 22905, 47337, 68715, 78895, 142011, 236685, 426033, 710055, 2130165]

約数ペア:

[(1, 2130165), (3, 710055), (5, 426033), (9, 236685), (15, 142011), (27, 78895), (31, 68715), (45, 47337), (93, 22905), (135, 15779), (155, 13743), (279, 7635), (465, 4581), (509, 4185), (837, 2545), (1395, 1527)]