77986155

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{439}}^1\times {\mathrm{911}}^1$

素因数の和:1371

約数の個数: 32

約数和(自身を含む): 134830080

約数和(自身を除く): 56843925

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 439, 911, 1317, 2195, 2733, 4555, 5707, 6585, 11843, 13665, 17121, 28535, 35529, 59215, 85605, 177645, 399929, 1199787, 1999645, 5199077, 5998935, 15597231, 25995385, 77986155]

約数ペア:

[(1, 77986155), (3, 25995385), (5, 15597231), (13, 5998935), (15, 5199077), (39, 1999645), (65, 1199787), (195, 399929), (439, 177645), (911, 85605), (1317, 59215), (2195, 35529), (2733, 28535), (4555, 17121), (5707, 13665), (6585, 11843)]