30686817

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{31091}}^1$

素因数の和:31148

約数の個数: 16

約数和(自身を含む): 47757312

約数和(自身を除く): 17070495

約数列:

[1, 3, 7, 21, 47, 141, 329, 987, 31091, 93273, 217637, 652911, 1461277, 4383831, 10228939, 30686817]

約数ペア:

[(1, 30686817), (3, 10228939), (7, 4383831), (21, 1461277), (47, 652911), (141, 217637), (329, 93273), (987, 31091)]