25540905

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{577}}^1$

素因数の和:825

約数の個数: 32

約数和(自身を含む): 44279424

約数和(自身を除く): 18738519

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 227, 577, 681, 1135, 1731, 2885, 2951, 3405, 7501, 8655, 8853, 14755, 22503, 37505, 44265, 112515, 130979, 392937, 654895, 1702727, 1964685, 5108181, 8513635, 25540905]

約数ペア:

[(1, 25540905), (3, 8513635), (5, 5108181), (13, 1964685), (15, 1702727), (39, 654895), (65, 392937), (195, 130979), (227, 112515), (577, 44265), (681, 37505), (1135, 22503), (1731, 14755), (2885, 8853), (2951, 8655), (3405, 7501)]