7840425

素因数分解:

$3^1\times 5^2\times {\mathrm{107}}^1\times {\mathrm{977}}^1$

素因数の和:1097

約数の個数: 24

約数和(自身を含む): 13097376

約数和(自身を除く): 5256951

約数列:

[1, 3, 5, 15, 25, 75, 107, 321, 535, 977, 1605, 2675, 2931, 4885, 8025, 14655, 24425, 73275, 104539, 313617, 522695, 1568085, 2613475, 7840425]

約数ペア:

[(1, 7840425), (3, 2613475), (5, 1568085), (15, 522695), (25, 313617), (75, 104539), (107, 73275), (321, 24425), (535, 14655), (977, 8025), (1605, 4885), (2675, 2931)]