68548815

素因数分解:

$3^3\times 5^1\times {\mathrm{293}}^1\times {\mathrm{1733}}^1$

素因数の和:2040

約数の個数: 32

約数和(自身を含む): 122351040

約数和(自身を除く): 53802225

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 293, 879, 1465, 1733, 2637, 4395, 5199, 7911, 8665, 13185, 15597, 25995, 39555, 46791, 77985, 233955, 507769, 1523307, 2538845, 4569921, 7616535, 13709763, 22849605, 68548815]

約数ペア:

[(1, 68548815), (3, 22849605), (5, 13709763), (9, 7616535), (15, 4569921), (27, 2538845), (45, 1523307), (135, 507769), (293, 233955), (879, 77985), (1465, 46791), (1733, 39555), (2637, 25995), (4395, 15597), (5199, 13185), (7911, 8665)]