289778724

素因数分解:

$2^2\times 3^2\times {\mathrm{419}}^1\times {\mathrm{19211}}^1$

素因数の和:19640

約数の個数: 36

約数和(自身を含む): 734282640

約数和(自身を除く): 444503916

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 419, 838, 1257, 1676, 2514, 3771, 5028, 7542, 15084, 19211, 38422, 57633, 76844, 115266, 172899, 230532, 345798, 691596, 8049409, 16098818, 24148227, 32197636, 48296454, 72444681, 96592908, 144889362, 289778724]

約数ペア:

[(1, 289778724), (2, 144889362), (3, 96592908), (4, 72444681), (6, 48296454), (9, 32197636), (12, 24148227), (18, 16098818), (36, 8049409), (419, 691596), (838, 345798), (1257, 230532), (1676, 172899), (2514, 115266), (3771, 76844), (5028, 57633), (7542, 38422), (15084, 19211)]