9187905

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{263}}^1$

素因数の和:425

約数の個数: 32

約数和(自身を含む): 15738624

約数和(自身を除く): 6550719

約数列:

[1, 3, 5, 15, 17, 51, 85, 137, 255, 263, 411, 685, 789, 1315, 2055, 2329, 3945, 4471, 6987, 11645, 13413, 22355, 34935, 36031, 67065, 108093, 180155, 540465, 612527, 1837581, 3062635, 9187905]

約数ペア:

[(1, 9187905), (3, 3062635), (5, 1837581), (15, 612527), (17, 540465), (51, 180155), (85, 108093), (137, 67065), (255, 36031), (263, 34935), (411, 22355), (685, 13413), (789, 11645), (1315, 6987), (2055, 4471), (2329, 3945)]