66406431

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{347}}^1\times {\mathrm{701}}^1$

素因数の和:1071

約数の個数: 32

約数和(自身を含む): 109444608

約数和(自身を除く): 43038177

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 347, 701, 1041, 2103, 2429, 4511, 4907, 7287, 9113, 13533, 14721, 27339, 31577, 63791, 94731, 191373, 243247, 729741, 1702729, 3162211, 5108187, 9486633, 22135477, 66406431]

約数ペア:

[(1, 66406431), (3, 22135477), (7, 9486633), (13, 5108187), (21, 3162211), (39, 1702729), (91, 729741), (273, 243247), (347, 191373), (701, 94731), (1041, 63791), (2103, 31577), (2429, 27339), (4511, 14721), (4907, 13533), (7287, 9113)]