51518385

素因数分解:

$3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{21601}}^1$

素因数の和:21665

約数の個数: 24

約数和(自身を含む): 90987624

約数和(自身を除く): 39469239

約数列:

[1, 3, 5, 9, 15, 45, 53, 159, 265, 477, 795, 2385, 21601, 64803, 108005, 194409, 324015, 972045, 1144853, 3434559, 5724265, 10303677, 17172795, 51518385]

約数ペア:

[(1, 51518385), (3, 17172795), (5, 10303677), (9, 5724265), (15, 3434559), (45, 1144853), (53, 972045), (159, 324015), (265, 194409), (477, 108005), (795, 64803), (2385, 21601)]