3420405

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{2621}}^1$

素因数の和:2661

約数の個数: 24

約数和(自身を含む): 6135480

約数和(自身を除く): 2715075

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 145, 261, 435, 1305, 2621, 7863, 13105, 23589, 39315, 76009, 117945, 228027, 380045, 684081, 1140135, 3420405]

約数ペア:

[(1, 3420405), (3, 1140135), (5, 684081), (9, 380045), (15, 228027), (29, 117945), (45, 76009), (87, 39315), (145, 23589), (261, 13105), (435, 7863), (1305, 2621)]