68280015

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{239579}}^1$

素因数の和:239606

約数の個数: 16

約数和(自身を含む): 114998400

約数和(自身を除く): 46718385

約数列:

[1, 3, 5, 15, 19, 57, 95, 285, 239579, 718737, 1197895, 3593685, 4552001, 13656003, 22760005, 68280015]

約数ペア:

[(1, 68280015), (3, 22760005), (5, 13656003), (15, 4552001), (19, 3593685), (57, 1197895), (95, 718737), (285, 239579)]