8278005

素因数分解:

$3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1$

素因数の和:261

約数の個数: 32

約数和(自身を含む): 13749120

約数和(自身を除く): 5471115

約数列:

[1, 3, 5, 15, 61, 83, 109, 183, 249, 305, 327, 415, 545, 915, 1245, 1635, 5063, 6649, 9047, 15189, 19947, 25315, 27141, 33245, 45235, 75945, 99735, 135705, 551867, 1655601, 2759335, 8278005]

約数ペア:

[(1, 8278005), (3, 2759335), (5, 1655601), (15, 551867), (61, 135705), (83, 99735), (109, 75945), (183, 45235), (249, 33245), (305, 27141), (327, 25315), (415, 19947), (545, 15189), (915, 9047), (1245, 6649), (1635, 5063)]