20761425

素因数分解:

$3^2\times 5^2\times {\mathrm{53}}^1\times {\mathrm{1741}}^1$

素因数の和:1810

約数の個数: 36

約数和(自身を含む): 37909404

約数和(自身を除く): 17147979

約数列:

[1, 3, 5, 9, 15, 25, 45, 53, 75, 159, 225, 265, 477, 795, 1325, 1741, 2385, 3975, 5223, 8705, 11925, 15669, 26115, 43525, 78345, 92273, 130575, 276819, 391725, 461365, 830457, 1384095, 2306825, 4152285, 6920475, 20761425]

約数ペア:

[(1, 20761425), (3, 6920475), (5, 4152285), (9, 2306825), (15, 1384095), (25, 830457), (45, 461365), (53, 391725), (75, 276819), (159, 130575), (225, 92273), (265, 78345), (477, 43525), (795, 26115), (1325, 15669), (1741, 11925), (2385, 8705), (3975, 5223)]