8157215

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{97}}^1\times {\mathrm{139}}^1$

素因数の和:263

約数の個数: 24

約数和(自身を含む): 10948560

約数和(自身を除く): 2791345

約数列:

[1, 5, 11, 55, 97, 121, 139, 485, 605, 695, 1067, 1529, 5335, 7645, 11737, 13483, 16819, 58685, 67415, 84095, 148313, 741565, 1631443, 8157215]

約数ペア:

[(1, 8157215), (5, 1631443), (11, 741565), (55, 148313), (97, 84095), (121, 67415), (139, 58685), (485, 16819), (605, 13483), (695, 11737), (1067, 7645), (1529, 5335)]