666901081

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{2957}}^1$

素因数の和:3105

約数の個数: 32

約数和(自身を含む): 868942080

約数和(自身を除く): 202040999

約数列:

[1, 7, 11, 29, 77, 101, 203, 319, 707, 1111, 2233, 2929, 2957, 7777, 20503, 20699, 32219, 32527, 85753, 225533, 227689, 298657, 600271, 943283, 2090599, 3285227, 6602981, 8661053, 22996589, 60627371, 95271583, 666901081]

約数ペア:

[(1, 666901081), (7, 95271583), (11, 60627371), (29, 22996589), (77, 8661053), (101, 6602981), (203, 3285227), (319, 2090599), (707, 943283), (1111, 600271), (2233, 298657), (2929, 227689), (2957, 225533), (7777, 85753), (20503, 32527), (20699, 32219)]