89970909

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{32213}}^1$

素因数の和:32249

約数の個数: 24

約数和(自身を含む): 146895840

約数和(自身を除く): 56924931

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 32213, 96639, 225491, 612047, 676473, 1578437, 1836141, 4284329, 4735311, 12852987, 29990303, 89970909]

約数ペア:

[(1, 89970909), (3, 29990303), (7, 12852987), (19, 4735311), (21, 4284329), (49, 1836141), (57, 1578437), (133, 676473), (147, 612047), (399, 225491), (931, 96639), (2793, 32213)]