25420486

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{709}}^1$

素因数の和:928

約数の個数: 32

約数和(自身を含む): 47234880

約数和(自身を除く): 21814394

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 197, 394, 709, 1379, 1418, 2561, 2758, 4963, 5122, 9217, 9926, 17927, 18434, 35854, 64519, 129038, 139673, 279346, 977711, 1815749, 1955422, 3631498, 12710243, 25420486]

約数ペア:

[(1, 25420486), (2, 12710243), (7, 3631498), (13, 1955422), (14, 1815749), (26, 977711), (91, 279346), (182, 139673), (197, 129038), (394, 64519), (709, 35854), (1379, 18434), (1418, 17927), (2561, 9926), (2758, 9217), (4963, 5122)]