1205127

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:108

約数の個数: 48

約数和(自身を含む): 2276352

約数和(自身を除く): 1071225

約数列:

[1, 3, 7, 9, 11, 21, 33, 37, 47, 63, 77, 99, 111, 141, 231, 259, 329, 333, 407, 423, 517, 693, 777, 987, 1221, 1551, 1739, 2331, 2849, 2961, 3619, 3663, 4653, 5217, 8547, 10857, 12173, 15651, 19129, 25641, 32571, 36519, 57387, 109557, 133903, 172161, 401709, 1205127]

約数ペア:

[(1, 1205127), (3, 401709), (7, 172161), (9, 133903), (11, 109557), (21, 57387), (33, 36519), (37, 32571), (47, 25641), (63, 19129), (77, 15651), (99, 12173), (111, 10857), (141, 8547), (231, 5217), (259, 4653), (329, 3663), (333, 3619), (407, 2961), (423, 2849), (517, 2331), (693, 1739), (777, 1551), (987, 1221)]