2201478909

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{788213}}^1$

素因数の和:788249

約数の個数: 24

約数和(自身を含む): 3594255840

約数和(自身を除く): 1392776931

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 788213, 2364639, 5517491, 14976047, 16552473, 38622437, 44928141, 104832329, 115867311, 314496987, 733826303, 2201478909]

約数ペア:

[(1, 2201478909), (3, 733826303), (7, 314496987), (19, 115867311), (21, 104832329), (49, 44928141), (57, 38622437), (133, 16552473), (147, 14976047), (399, 5517491), (931, 2364639), (2793, 788213)]