68888215

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{20533}}^1$

素因数の和:20610

約数の個数: 16

約数和(自身を含む): 91663776

約数和(自身を除く): 22775561

約数列:

[1, 5, 11, 55, 61, 305, 671, 3355, 20533, 102665, 225863, 1129315, 1252513, 6262565, 13777643, 68888215]

約数ペア:

[(1, 68888215), (5, 13777643), (11, 6262565), (55, 1252513), (61, 1129315), (305, 225863), (671, 102665), (3355, 20533)]