81798678

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{349567}}^1$

素因数の和:349588

約数の個数: 24

約数和(自身を含む): 190864128

約数和(自身を除く): 109065450

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 349567, 699134, 1048701, 2097402, 3146103, 4544371, 6292206, 9088742, 13633113, 27266226, 40899339, 81798678]

約数ペア:

[(1, 81798678), (2, 40899339), (3, 27266226), (6, 13633113), (9, 9088742), (13, 6292206), (18, 4544371), (26, 3146103), (39, 2097402), (78, 1048701), (117, 699134), (234, 349567)]