2748025

素因数分解:

$5^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{383}}^1$

素因数の和:441

約数の個数: 24

約数和(自身を含む): 3999744

約数和(自身を除く): 1251719

約数列:

[1, 5, 7, 25, 35, 41, 175, 205, 287, 383, 1025, 1435, 1915, 2681, 7175, 9575, 13405, 15703, 67025, 78515, 109921, 392575, 549605, 2748025]

約数ペア:

[(1, 2748025), (5, 549605), (7, 392575), (25, 109921), (35, 78515), (41, 67025), (175, 15703), (205, 13405), (287, 9575), (383, 7175), (1025, 2681), (1435, 1915)]