51582015

素因数分解:

$3^4\times 5^1\times {\mathrm{127363}}^1$

素因数の和:127380

約数の個数: 20

約数和(自身を含む): 92466264

約数和(自身を除く): 40884249

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 127363, 382089, 636815, 1146267, 1910445, 3438801, 5731335, 10316403, 17194005, 51582015]

約数ペア:

[(1, 51582015), (3, 17194005), (5, 10316403), (9, 5731335), (15, 3438801), (27, 1910445), (45, 1146267), (81, 636815), (135, 382089), (405, 127363)]