31039983

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{463}}^1$

素因数の和:676

約数の個数: 32

約数和(自身を含む): 49889280

約数和(自身を除く): 18849297

約数列:

[1, 3, 9, 13, 27, 39, 117, 191, 351, 463, 573, 1389, 1719, 2483, 4167, 5157, 6019, 7449, 12501, 18057, 22347, 54171, 67041, 88433, 162513, 265299, 795897, 1149629, 2387691, 3448887, 10346661, 31039983]

約数ペア:

[(1, 31039983), (3, 10346661), (9, 3448887), (13, 2387691), (27, 1149629), (39, 795897), (117, 265299), (191, 162513), (351, 88433), (463, 67041), (573, 54171), (1389, 22347), (1719, 18057), (2483, 12501), (4167, 7449), (5157, 6019)]