2668225

素因数分解:

$5^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{193}}^1$

素因数の和:289

約数の個数: 24

約数和(自身を含む): 3848960

約数和(自身を除く): 1180735

約数列:

[1, 5, 7, 25, 35, 79, 175, 193, 395, 553, 965, 1351, 1975, 2765, 4825, 6755, 13825, 15247, 33775, 76235, 106729, 381175, 533645, 2668225]

約数ペア:

[(1, 2668225), (5, 533645), (7, 381175), (25, 106729), (35, 76235), (79, 33775), (175, 15247), (193, 13825), (395, 6755), (553, 4825), (965, 2765), (1351, 1975)]