79978719

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{307}}^1\times {\mathrm{2347}}^1$

素因数の和:2694

約数の個数: 16

約数和(自身を含む): 109923968

約数和(自身を除く): 29945249

約数列:

[1, 3, 37, 111, 307, 921, 2347, 7041, 11359, 34077, 86839, 260517, 720529, 2161587, 26659573, 79978719]

約数ペア:

[(1, 79978719), (3, 26659573), (37, 2161587), (111, 720529), (307, 260517), (921, 86839), (2347, 34077), (7041, 11359)]