1285202331

素因数分解:

$3^2\times 7^2\times {\mathrm{149}}^1\times {\mathrm{19559}}^1$

素因数の和:19728

約数の個数: 36

約数和(自身を含む): 2174094000

約数和(自身を除く): 888891669

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 149, 441, 447, 1043, 1341, 3129, 7301, 9387, 19559, 21903, 58677, 65709, 136913, 176031, 410739, 958391, 1232217, 2875173, 2914291, 8625519, 8742873, 20400037, 26228619, 61200111, 142800259, 183600333, 428400777, 1285202331]

約数ペア:

[(1, 1285202331), (3, 428400777), (7, 183600333), (9, 142800259), (21, 61200111), (49, 26228619), (63, 20400037), (147, 8742873), (149, 8625519), (441, 2914291), (447, 2875173), (1043, 1232217), (1341, 958391), (3129, 410739), (7301, 176031), (9387, 136913), (19559, 65709), (21903, 58677)]