25240222

素因数分解:

$2^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{431}}^1$

素因数の和:576

約数の個数: 32

約数和(自身を含む): 44789760

約数和(自身を除く): 19549538

約数列:

[1, 2, 7, 14, 47, 89, 94, 178, 329, 431, 623, 658, 862, 1246, 3017, 4183, 6034, 8366, 20257, 29281, 38359, 40514, 58562, 76718, 141799, 268513, 283598, 537026, 1802873, 3605746, 12620111, 25240222]

約数ペア:

[(1, 25240222), (2, 12620111), (7, 3605746), (14, 1802873), (47, 537026), (89, 283598), (94, 268513), (178, 141799), (329, 76718), (431, 58562), (623, 40514), (658, 38359), (862, 29281), (1246, 20257), (3017, 8366), (4183, 6034)]