12291405

素因数分解:

$3^1\times 5^1\times 7^3\times {\mathrm{2389}}^1$

素因数の和:2418

約数の個数: 32

約数和(自身を含む): 22944000

約数和(自身を除く): 10652595

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 343, 735, 1029, 1715, 2389, 5145, 7167, 11945, 16723, 35835, 50169, 83615, 117061, 250845, 351183, 585305, 819427, 1755915, 2458281, 4097135, 12291405]

約数ペア:

[(1, 12291405), (3, 4097135), (5, 2458281), (7, 1755915), (15, 819427), (21, 585305), (35, 351183), (49, 250845), (105, 117061), (147, 83615), (245, 50169), (343, 35835), (735, 16723), (1029, 11945), (1715, 7167), (2389, 5145)]