405174939

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{359}}^1\times {\mathrm{673}}^1$

素因数の和:1091

約数の個数: 32

約数和(自身を含む): 597864960

約数和(自身を除く): 192690021

約数列:

[1, 3, 13, 39, 43, 129, 359, 559, 673, 1077, 1677, 2019, 4667, 8749, 14001, 15437, 26247, 28939, 46311, 86817, 200681, 241607, 376207, 602043, 724821, 1128621, 3140891, 9422673, 10389101, 31167303, 135058313, 405174939]

約数ペア:

[(1, 405174939), (3, 135058313), (13, 31167303), (39, 10389101), (43, 9422673), (129, 3140891), (359, 1128621), (559, 724821), (673, 602043), (1077, 376207), (1677, 241607), (2019, 200681), (4667, 86817), (8749, 46311), (14001, 28939), (15437, 26247)]