81629912

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{112129}}^1$

素因数の和:112155

約数の個数: 32

約数和(自身を含む): 188378400

約数和(自身を除く): 106748488

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 112129, 224258, 448516, 784903, 897032, 1457677, 1569806, 2915354, 3139612, 5830708, 6279224, 10203739, 11661416, 20407478, 40814956, 81629912]

約数ペア:

[(1, 81629912), (2, 40814956), (4, 20407478), (7, 11661416), (8, 10203739), (13, 6279224), (14, 5830708), (26, 3139612), (28, 2915354), (52, 1569806), (56, 1457677), (91, 897032), (104, 784903), (182, 448516), (364, 224258), (728, 112129)]