31894416

素因数分解:

$2^4\times 3^2\times {\mathrm{221489}}^1$

素因数の和:221503

約数の個数: 30

約数和(自身を含む): 89260470

約数和(自身を除く): 57366054

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 221489, 442978, 664467, 885956, 1328934, 1771912, 1993401, 2657868, 3543824, 3986802, 5315736, 7973604, 10631472, 15947208, 31894416]

約数ペア:

[(1, 31894416), (2, 15947208), (3, 10631472), (4, 7973604), (6, 5315736), (8, 3986802), (9, 3543824), (12, 2657868), (16, 1993401), (18, 1771912), (24, 1328934), (36, 885956), (48, 664467), (72, 442978), (144, 221489)]