2660895

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{2039}}^1$

素因数の和:2079

約数の個数: 24

約数和(自身を含む): 4773600

約数和(自身を除く): 2112705

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 145, 261, 435, 1305, 2039, 6117, 10195, 18351, 30585, 59131, 91755, 177393, 295655, 532179, 886965, 2660895]

約数ペア:

[(1, 2660895), (3, 886965), (5, 532179), (9, 295655), (15, 177393), (29, 91755), (45, 59131), (87, 30585), (145, 18351), (261, 10195), (435, 6117), (1305, 2039)]