28021095

素因数分解:

$3^2\times 5^1\times {\mathrm{541}}^1\times {\mathrm{1151}}^1$

素因数の和:1703

約数の個数: 24

約数和(自身を含む): 48701952

約数和(自身を除く): 20680857

約数列:

[1, 3, 5, 9, 15, 45, 541, 1151, 1623, 2705, 3453, 4869, 5755, 8115, 10359, 17265, 24345, 51795, 622691, 1868073, 3113455, 5604219, 9340365, 28021095]

約数ペア:

[(1, 28021095), (3, 9340365), (5, 5604219), (9, 3113455), (15, 1868073), (45, 622691), (541, 51795), (1151, 24345), (1623, 17265), (2705, 10359), (3453, 8115), (4869, 5755)]