40471089

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{47}}^2\times {\mathrm{197}}^1$

素因数の和:325

約数の個数: 24

約数和(自身を含む): 57201408

約数和(自身を除く): 16730319

約数列:

[1, 3, 31, 47, 93, 141, 197, 591, 1457, 2209, 4371, 6107, 6627, 9259, 18321, 27777, 68479, 205437, 287029, 435173, 861087, 1305519, 13490363, 40471089]

約数ペア:

[(1, 40471089), (3, 13490363), (31, 1305519), (47, 861087), (93, 435173), (141, 287029), (197, 205437), (591, 68479), (1457, 27777), (2209, 18321), (4371, 9259), (6107, 6627)]