2001497775

素因数分解:

$3^1\times 5^2\times {\mathrm{127}}^1\times {\mathrm{210131}}^1$

素因数の和:210271

約数の個数: 24

約数和(自身を含む): 3335215104

約数和(自身を除く): 1333717329

約数列:

[1, 3, 5, 15, 25, 75, 127, 381, 635, 1905, 3175, 9525, 210131, 630393, 1050655, 3151965, 5253275, 15759825, 26686637, 80059911, 133433185, 400299555, 667165925, 2001497775]

約数ペア:

[(1, 2001497775), (3, 667165925), (5, 400299555), (15, 133433185), (25, 80059911), (75, 26686637), (127, 15759825), (381, 5253275), (635, 3151965), (1905, 1050655), (3175, 630393), (9525, 210131)]