121980796

素因数分解:

$2^2\times 7^2\times {\mathrm{622351}}^1$

素因数の和:622369

約数の個数: 18

約数和(自身を含む): 248318448

約数和(自身を除く): 126337652

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 622351, 1244702, 2489404, 4356457, 8712914, 17425828, 30495199, 60990398, 121980796]

約数ペア:

[(1, 121980796), (2, 60990398), (4, 30495199), (7, 17425828), (14, 8712914), (28, 4356457), (49, 2489404), (98, 1244702), (196, 622351)]