27521715

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{1249}}^1$

素因数の和:1383

約数の個数: 32

約数和(自身を含む): 47880000

約数和(自身を除く): 20358285

約数列:

[1, 3, 5, 13, 15, 39, 65, 113, 195, 339, 565, 1249, 1469, 1695, 3747, 4407, 6245, 7345, 16237, 18735, 22035, 48711, 81185, 141137, 243555, 423411, 705685, 1834781, 2117055, 5504343, 9173905, 27521715]

約数ペア:

[(1, 27521715), (3, 9173905), (5, 5504343), (13, 2117055), (15, 1834781), (39, 705685), (65, 423411), (113, 243555), (195, 141137), (339, 81185), (565, 48711), (1249, 22035), (1469, 18735), (1695, 16237), (3747, 7345), (4407, 6245)]