255025905

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{271}}^1\times {\mathrm{1459}}^1$

素因数の和:1781

約数の個数: 32

約数和(自身を含む): 419358720

約数和(自身を除く): 164332815

約数列:

[1, 3, 5, 15, 43, 129, 215, 271, 645, 813, 1355, 1459, 4065, 4377, 7295, 11653, 21885, 34959, 58265, 62737, 174795, 188211, 313685, 395389, 941055, 1186167, 1976945, 5930835, 17001727, 51005181, 85008635, 255025905]

約数ペア:

[(1, 255025905), (3, 85008635), (5, 51005181), (15, 17001727), (43, 5930835), (129, 1976945), (215, 1186167), (271, 941055), (645, 395389), (813, 313685), (1355, 188211), (1459, 174795), (4065, 62737), (4377, 58265), (7295, 34959), (11653, 21885)]