25163992

素因数分解:

$2^3\times 7^1\times {\mathrm{197}}^1\times {\mathrm{2281}}^1$

素因数の和:2491

約数の個数: 32

約数和(自身を含む): 54220320

約数和(自身を除く): 29056328

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 197, 394, 788, 1379, 1576, 2281, 2758, 4562, 5516, 9124, 11032, 15967, 18248, 31934, 63868, 127736, 449357, 898714, 1797428, 3145499, 3594856, 6290998, 12581996, 25163992]

約数ペア:

[(1, 25163992), (2, 12581996), (4, 6290998), (7, 3594856), (8, 3145499), (14, 1797428), (28, 898714), (56, 449357), (197, 127736), (394, 63868), (788, 31934), (1379, 18248), (1576, 15967), (2281, 11032), (2758, 9124), (4562, 5516)]