68816805

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{1153}}^1$

素因数の和:1357

約数の個数: 32

約数和(自身を含む): 115658496

約数和(自身を除く): 46841691

約数列:

[1, 3, 5, 15, 23, 69, 115, 173, 345, 519, 865, 1153, 2595, 3459, 3979, 5765, 11937, 17295, 19895, 26519, 59685, 79557, 132595, 199469, 397785, 598407, 997345, 2992035, 4587787, 13763361, 22938935, 68816805]

約数ペア:

[(1, 68816805), (3, 22938935), (5, 13763361), (15, 4587787), (23, 2992035), (69, 997345), (115, 598407), (173, 397785), (345, 199469), (519, 132595), (865, 79557), (1153, 59685), (2595, 26519), (3459, 19895), (3979, 17295), (5765, 11937)]