81444778

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{9643}}^1$

素因数の和:9789

約数の個数: 16

約数和(自身を含む): 126374976

約数和(自身を除く): 44930198

約数列:

[1, 2, 41, 82, 103, 206, 4223, 8446, 9643, 19286, 395363, 790726, 993229, 1986458, 40722389, 81444778]

約数ペア:

[(1, 81444778), (2, 40722389), (41, 1986458), (82, 993229), (103, 790726), (206, 395363), (4223, 19286), (8446, 9643)]