54894895

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{401}}^1$

素因数の和:567

約数の個数: 32

約数和(自身を含む): 76412160

約数和(自身を除く): 21517265

約数列:

[1, 5, 11, 19, 55, 95, 131, 209, 401, 655, 1045, 1441, 2005, 2489, 4411, 7205, 7619, 12445, 22055, 27379, 38095, 52531, 83809, 136895, 262655, 419045, 577841, 998089, 2889205, 4990445, 10978979, 54894895]

約数ペア:

[(1, 54894895), (5, 10978979), (11, 4990445), (19, 2889205), (55, 998089), (95, 577841), (131, 419045), (209, 262655), (401, 136895), (655, 83809), (1045, 52531), (1441, 38095), (2005, 27379), (2489, 22055), (4411, 12445), (7205, 7619)]