66198909

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{1531}}^1$

素因数の和:1641

約数の個数: 32

約数和(自身を含む): 105891840

約数和(自身を除く): 39692931

約数列:

[1, 3, 7, 21, 29, 71, 87, 203, 213, 497, 609, 1491, 1531, 2059, 4593, 6177, 10717, 14413, 32151, 43239, 44399, 108701, 133197, 310793, 326103, 760907, 932379, 2282721, 3152329, 9456987, 22066303, 66198909]

約数ペア:

[(1, 66198909), (3, 22066303), (7, 9456987), (21, 3152329), (29, 2282721), (71, 932379), (87, 760907), (203, 326103), (213, 310793), (497, 133197), (609, 108701), (1491, 44399), (1531, 43239), (2059, 32151), (4593, 14413), (6177, 10717)]