7929225

素因数分解:

$3^3\times 5^2\times {\mathrm{17}}^1\times {\mathrm{691}}^1$

素因数の和:727

約数の個数: 48

約数和(自身を含む): 15445440

約数和(自身を除く): 7516215

約数列:

[1, 3, 5, 9, 15, 17, 25, 27, 45, 51, 75, 85, 135, 153, 225, 255, 425, 459, 675, 691, 765, 1275, 2073, 2295, 3455, 3825, 6219, 10365, 11475, 11747, 17275, 18657, 31095, 35241, 51825, 58735, 93285, 105723, 155475, 176205, 293675, 317169, 466425, 528615, 881025, 1585845, 2643075, 7929225]

約数ペア:

[(1, 7929225), (3, 2643075), (5, 1585845), (9, 881025), (15, 528615), (17, 466425), (25, 317169), (27, 293675), (45, 176205), (51, 155475), (75, 105723), (85, 93285), (135, 58735), (153, 51825), (225, 35241), (255, 31095), (425, 18657), (459, 17275), (675, 11747), (691, 11475), (765, 10365), (1275, 6219), (2073, 3825), (2295, 3455)]