8783481

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1$

素因数の和:261

約数の個数: 32

約数和(自身を含む): 13989888

約数和(自身を除く): 5206407

約数列:

[1, 3, 7, 21, 43, 71, 129, 137, 213, 301, 411, 497, 903, 959, 1491, 2877, 3053, 5891, 9159, 9727, 17673, 21371, 29181, 41237, 64113, 68089, 123711, 204267, 418261, 1254783, 2927827, 8783481]

約数ペア:

[(1, 8783481), (3, 2927827), (7, 1254783), (21, 418261), (43, 204267), (71, 123711), (129, 68089), (137, 64113), (213, 41237), (301, 29181), (411, 21371), (497, 17673), (903, 9727), (959, 9159), (1491, 5891), (2877, 3053)]