281283429

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{22741}}^1$

素因数の和:22801

約数の個数: 32

約数和(自身を含む): 465756160

約数和(自身を除く): 184472731

約数列:

[1, 3, 7, 19, 21, 31, 57, 93, 133, 217, 399, 589, 651, 1767, 4123, 12369, 22741, 68223, 159187, 432079, 477561, 704971, 1296237, 2114913, 3024553, 4934797, 9073659, 13394449, 14804391, 40183347, 93761143, 281283429]

約数ペア:

[(1, 281283429), (3, 93761143), (7, 40183347), (19, 14804391), (21, 13394449), (31, 9073659), (57, 4934797), (93, 3024553), (133, 2114913), (217, 1296237), (399, 704971), (589, 477561), (651, 432079), (1767, 159187), (4123, 68223), (12369, 22741)]