13222405

素因数分解:

$5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{1861}}^1$

素因数の和:1909

約数の個数: 24

約数和(自身を含む): 19104120

約数和(自身を除く): 5881715

約数列:

[1, 5, 7, 29, 35, 49, 145, 203, 245, 1015, 1421, 1861, 7105, 9305, 13027, 53969, 65135, 91189, 269845, 377783, 455945, 1888915, 2644481, 13222405]

約数ペア:

[(1, 13222405), (5, 2644481), (7, 1888915), (29, 455945), (35, 377783), (49, 269845), (145, 91189), (203, 65135), (245, 53969), (1015, 13027), (1421, 9305), (1861, 7105)]