1319901

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:121

約数の個数: 32

約数和(自身を含む): 2101248

約数和(自身を除く): 781347

約数列:

[1, 3, 11, 23, 33, 37, 47, 69, 111, 141, 253, 407, 517, 759, 851, 1081, 1221, 1551, 1739, 2553, 3243, 5217, 9361, 11891, 19129, 28083, 35673, 39997, 57387, 119991, 439967, 1319901]

約数ペア:

[(1, 1319901), (3, 439967), (11, 119991), (23, 57387), (33, 39997), (37, 35673), (47, 28083), (69, 19129), (111, 11891), (141, 9361), (253, 5217), (407, 3243), (517, 2553), (759, 1739), (851, 1551), (1081, 1221)]