68215345

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{40009}}^1$

素因数の和:40056

約数の個数: 16

約数和(自身を含む): 92183040

約数和(自身を除く): 23967695

約数列:

[1, 5, 11, 31, 55, 155, 341, 1705, 40009, 200045, 440099, 1240279, 2200495, 6201395, 13643069, 68215345]

約数ペア:

[(1, 68215345), (5, 13643069), (11, 6201395), (31, 2200495), (55, 1240279), (155, 440099), (341, 200045), (1705, 40009)]