252474138

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{667921}}^1$

素因数の和:667939

約数の個数: 32

約数和(自身を含む): 641205120

約数和(自身を除く): 388730982

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 667921, 1335842, 2003763, 4007526, 4675447, 6011289, 9350894, 12022578, 14026341, 18033867, 28052682, 36067734, 42079023, 84158046, 126237069, 252474138]

約数ペア:

[(1, 252474138), (2, 126237069), (3, 84158046), (6, 42079023), (7, 36067734), (9, 28052682), (14, 18033867), (18, 14026341), (21, 12022578), (27, 9350894), (42, 6011289), (54, 4675447), (63, 4007526), (126, 2003763), (189, 1335842), (378, 667921)]