81811929

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{1151}}^1$

素因数の和:1245

約数の個数: 32

約数和(自身を含む): 121651200

約数和(自身を除く): 39839271

約数列:

[1, 3, 19, 29, 43, 57, 87, 129, 551, 817, 1151, 1247, 1653, 2451, 3453, 3741, 21869, 23693, 33379, 49493, 65607, 71079, 100137, 148479, 634201, 940367, 1435297, 1902603, 2821101, 4305891, 27270643, 81811929]

約数ペア:

[(1, 81811929), (3, 27270643), (19, 4305891), (29, 2821101), (43, 1902603), (57, 1435297), (87, 940367), (129, 634201), (551, 148479), (817, 100137), (1151, 71079), (1247, 65607), (1653, 49493), (2451, 33379), (3453, 23693), (3741, 21869)]