129174448

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{621031}}^1$

素因数の和:621052

約数の個数: 20

約数和(自身を含む): 269527888

約数和(自身を除く): 140353440

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 621031, 1242062, 2484124, 4968248, 8073403, 9936496, 16146806, 32293612, 64587224, 129174448]

約数ペア:

[(1, 129174448), (2, 64587224), (4, 32293612), (8, 16146806), (13, 9936496), (16, 8073403), (26, 4968248), (52, 2484124), (104, 1242062), (208, 621031)]