81089988

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{965357}}^1$

素因数の和:965371

約数の個数: 24

約数和(自身を含む): 216240192

約数和(自身を除く): 135150204

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 965357, 1930714, 2896071, 3861428, 5792142, 6757499, 11584284, 13514998, 20272497, 27029996, 40544994, 81089988]

約数ペア:

[(1, 81089988), (2, 40544994), (3, 27029996), (4, 20272497), (6, 13514998), (7, 11584284), (12, 6757499), (14, 5792142), (21, 3861428), (28, 2896071), (42, 1930714), (84, 965357)]