19875075

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{24091}}^1$

素因数の和:24115

約数の個数: 24

約数和(自身を含む): 35848896

約数和(自身を除く): 15973821

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 165, 275, 825, 24091, 72273, 120455, 265001, 361365, 602275, 795003, 1325005, 1806825, 3975015, 6625025, 19875075]

約数ペア:

[(1, 19875075), (3, 6625025), (5, 3975015), (11, 1806825), (15, 1325005), (25, 795003), (33, 602275), (55, 361365), (75, 265001), (165, 120455), (275, 72273), (825, 24091)]