12985497

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1$

素因数の和:214

約数の個数: 48

約数和(自身を含む): 22696960

約数和(自身を除く): 9711463

約数列:

[1, 3, 7, 9, 21, 31, 61, 63, 93, 109, 183, 217, 279, 327, 427, 549, 651, 763, 981, 1281, 1891, 1953, 2289, 3379, 3843, 5673, 6649, 6867, 10137, 13237, 17019, 19947, 23653, 30411, 39711, 46543, 59841, 70959, 119133, 139629, 206119, 212877, 418887, 618357, 1442833, 1855071, 4328499, 12985497]

約数ペア:

[(1, 12985497), (3, 4328499), (7, 1855071), (9, 1442833), (21, 618357), (31, 418887), (61, 212877), (63, 206119), (93, 139629), (109, 119133), (183, 70959), (217, 59841), (279, 46543), (327, 39711), (427, 30411), (549, 23653), (651, 19947), (763, 17019), (981, 13237), (1281, 10137), (1891, 6867), (1953, 6649), (2289, 5673), (3379, 3843)]