26268915

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{293}}^1$

素因数の和:483

約数の個数: 32

約数和(自身を含む): 43464960

約数和(自身を除く): 17196045

約数列:

[1, 3, 5, 15, 43, 129, 139, 215, 293, 417, 645, 695, 879, 1465, 2085, 4395, 5977, 12599, 17931, 29885, 37797, 40727, 62995, 89655, 122181, 188985, 203635, 610905, 1751261, 5253783, 8756305, 26268915]

約数ペア:

[(1, 26268915), (3, 8756305), (5, 5253783), (15, 1751261), (43, 610905), (129, 203635), (139, 188985), (215, 122181), (293, 89655), (417, 62995), (645, 40727), (695, 37797), (879, 29885), (1465, 17931), (2085, 12599), (4395, 5977)]