977897277

素因数分解:

$3^2\times 7^1\times {\mathrm{2081}}^1\times {\mathrm{7459}}^1$

素因数の和:9553

約数の個数: 24

約数和(自身を含む): 1615298880

約数和(自身を除く): 637401603

約数列:

[1, 3, 7, 9, 21, 63, 2081, 6243, 7459, 14567, 18729, 22377, 43701, 52213, 67131, 131103, 156639, 469917, 15522179, 46566537, 108655253, 139699611, 325965759, 977897277]

約数ペア:

[(1, 977897277), (3, 325965759), (7, 139699611), (9, 108655253), (21, 46566537), (63, 15522179), (2081, 469917), (6243, 156639), (7459, 131103), (14567, 67131), (18729, 52213), (22377, 43701)]