20621625

素因数分解:

$3^1\times 5^3\times {\mathrm{127}}^1\times {\mathrm{433}}^1$

素因数の和:578

約数の個数: 32

約数和(自身を含む): 34664448

約数和(自身を除く): 14042823

約数列:

[1, 3, 5, 15, 25, 75, 125, 127, 375, 381, 433, 635, 1299, 1905, 2165, 3175, 6495, 9525, 10825, 15875, 32475, 47625, 54125, 54991, 162375, 164973, 274955, 824865, 1374775, 4124325, 6873875, 20621625]

約数ペア:

[(1, 20621625), (3, 6873875), (5, 4124325), (15, 1374775), (25, 824865), (75, 274955), (125, 164973), (127, 162375), (375, 54991), (381, 54125), (433, 47625), (635, 32475), (1299, 15875), (1905, 10825), (2165, 9525), (3175, 6495)]