12213915

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{1307}}^1$

素因数の和:1411

約数の個数: 32

約数和(自身を含む): 22602240

約数和(自身を除く): 10388325

約数列:

[1, 3, 5, 7, 15, 21, 35, 89, 105, 267, 445, 623, 1307, 1335, 1869, 3115, 3921, 6535, 9149, 9345, 19605, 27447, 45745, 116323, 137235, 348969, 581615, 814261, 1744845, 2442783, 4071305, 12213915]

約数ペア:

[(1, 12213915), (3, 4071305), (5, 2442783), (7, 1744845), (15, 814261), (21, 581615), (35, 348969), (89, 137235), (105, 116323), (267, 45745), (445, 27447), (623, 19605), (1307, 9345), (1335, 9149), (1869, 6535), (3115, 3921)]