2981115

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2137}}^1$

素因数の和:2179

約数の個数: 24

約数和(自身を含む): 5336448

約数和(自身を除く): 2355333

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 279, 465, 1395, 2137, 6411, 10685, 19233, 32055, 66247, 96165, 198741, 331235, 596223, 993705, 2981115]

約数ペア:

[(1, 2981115), (3, 993705), (5, 596223), (9, 331235), (15, 198741), (31, 96165), (45, 66247), (93, 32055), (155, 19233), (279, 10685), (465, 6411), (1395, 2137)]