81247068

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{322409}}^1$

素因数の和:322426

約数の個数: 36

約数和(自身を含む): 234714480

約数和(自身を除く): 153467412

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 322409, 644818, 967227, 1289636, 1934454, 2256863, 2901681, 3868908, 4513726, 5803362, 6770589, 9027452, 11606724, 13541178, 20311767, 27082356, 40623534, 81247068]

約数ペア:

[(1, 81247068), (2, 40623534), (3, 27082356), (4, 20311767), (6, 13541178), (7, 11606724), (9, 9027452), (12, 6770589), (14, 5803362), (18, 4513726), (21, 3868908), (28, 2901681), (36, 2256863), (42, 1934454), (63, 1289636), (84, 967227), (126, 644818), (252, 322409)]