9720900.00000000

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{2381}}^1$

素因数の和:2540

約数の個数: 16

約数和(自身を含む): 37349760

約数和(自身を除く): 7232491

約数列:

[1, 7, 13, 91, 139, 973, 1807, 2381, 12649, 16667, 30953, 216671, 330959, 2316713, 4302467, 30117269]

約数ペア:

[(1, 30117269), (7, 4302467), (13, 2316713), (91, 330959), (139, 216671), (973, 30953), (1807, 16667), (2381, 12649)]