987477057

素因数分解:

$3^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{77213}}^1$

素因数の和:77262

約数の個数: 36

約数和(自身を含む): 1716467220

約数和(自身を除く): 728990163

約数列:

[1, 3, 7, 9, 21, 29, 49, 63, 87, 147, 203, 261, 441, 609, 1421, 1827, 4263, 12789, 77213, 231639, 540491, 694917, 1621473, 2239177, 3783437, 4864419, 6717531, 11350311, 15674239, 20152593, 34050933, 47022717, 109719673, 141068151, 329159019, 987477057]

約数ペア:

[(1, 987477057), (3, 329159019), (7, 141068151), (9, 109719673), (21, 47022717), (29, 34050933), (49, 20152593), (63, 15674239), (87, 11350311), (147, 6717531), (203, 4864419), (261, 3783437), (441, 2239177), (609, 1621473), (1421, 694917), (1827, 540491), (4263, 231639), (12789, 77213)]