121980278

素因数分解:

$2^1\times 7^1\times {\mathrm{787}}^1\times {\mathrm{11071}}^1$

素因数の和:11867

約数の個数: 16

約数和(自身を含む): 209393664

約数和(自身を除く): 87413386

約数列:

[1, 2, 7, 14, 787, 1574, 5509, 11018, 11071, 22142, 77497, 154994, 8712877, 17425754, 60990139, 121980278]

約数ペア:

[(1, 121980278), (2, 60990139), (7, 17425754), (14, 8712877), (787, 154994), (1574, 77497), (5509, 22142), (11018, 11071)]