42157449

素因数分解:

$3^3\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{239}}^1$

素因数の和:434

約数の個数: 32

約数和(自身を含む): 64512000

約数和(自身を除く): 22354551

約数列:

[1, 3, 9, 27, 47, 139, 141, 239, 417, 423, 717, 1251, 1269, 2151, 3753, 6453, 6533, 11233, 19599, 33221, 33699, 58797, 99663, 101097, 176391, 298989, 303291, 896967, 1561387, 4684161, 14052483, 42157449]

約数ペア:

[(1, 42157449), (3, 14052483), (9, 4684161), (27, 1561387), (47, 896967), (139, 303291), (141, 298989), (239, 176391), (417, 101097), (423, 99663), (717, 58797), (1251, 33699), (1269, 33221), (2151, 19599), (3753, 11233), (6453, 6533)]