78800931

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{1499}}^1$

素因数の和:1581

約数の個数: 40

約数和(自身を含む): 130680000

約数和(自身を除く): 51879069

約数列:

[1, 3, 9, 11, 27, 33, 59, 81, 99, 177, 297, 531, 649, 891, 1499, 1593, 1947, 4497, 4779, 5841, 13491, 16489, 17523, 40473, 49467, 52569, 88441, 121419, 148401, 265323, 445203, 795969, 972851, 1335609, 2387907, 2918553, 7163721, 8755659, 26266977, 78800931]

約数ペア:

[(1, 78800931), (3, 26266977), (9, 8755659), (11, 7163721), (27, 2918553), (33, 2387907), (59, 1335609), (81, 972851), (99, 795969), (177, 445203), (297, 265323), (531, 148401), (649, 121419), (891, 88441), (1499, 52569), (1593, 49467), (1947, 40473), (4497, 17523), (4779, 16489), (5841, 13491)]