9830821

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1$

素因数の和:122

約数の個数: 48

約数和(自身を含む): 14249088

約数和(自身を除く): 4418267

約数列:

[1, 7, 11, 13, 23, 49, 61, 77, 91, 143, 161, 253, 299, 427, 539, 637, 671, 793, 1001, 1127, 1403, 1771, 2093, 2989, 3289, 4697, 5551, 7007, 8723, 9821, 12397, 14651, 15433, 18239, 23023, 32879, 38857, 61061, 68747, 108031, 127673, 161161, 200629, 427427, 756217, 893711, 1404403, 9830821]

約数ペア:

[(1, 9830821), (7, 1404403), (11, 893711), (13, 756217), (23, 427427), (49, 200629), (61, 161161), (77, 127673), (91, 108031), (143, 68747), (161, 61061), (253, 38857), (299, 32879), (427, 23023), (539, 18239), (637, 15433), (671, 14651), (793, 12397), (1001, 9821), (1127, 8723), (1403, 7007), (1771, 5551), (2093, 4697), (2989, 3289)]