80920203

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{947}}^1$

素因数の和:1283

約数の個数: 32

約数和(自身を含む): 133357056

約数和(自身を除く): 52436853

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 313, 939, 947, 2191, 2841, 4069, 6573, 6629, 12207, 12311, 19887, 28483, 36933, 85449, 86177, 258531, 296411, 889233, 2074877, 3853343, 6224631, 11560029, 26973401, 80920203]

約数ペア:

[(1, 80920203), (3, 26973401), (7, 11560029), (13, 6224631), (21, 3853343), (39, 2074877), (91, 889233), (273, 296411), (313, 258531), (939, 86177), (947, 85449), (2191, 36933), (2841, 28483), (4069, 19887), (6573, 12311), (6629, 12207)]