774639

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1$

素因数の和:167

約数の個数: 24

約数和(自身を含む): 1218672

約数和(自身を除く): 444033

約数列:

[1, 3, 9, 17, 51, 61, 83, 153, 183, 249, 549, 747, 1037, 1411, 3111, 4233, 5063, 9333, 12699, 15189, 45567, 86071, 258213, 774639]

約数ペア:

[(1, 774639), (3, 258213), (9, 86071), (17, 45567), (51, 15189), (61, 12699), (83, 9333), (153, 5063), (183, 4233), (249, 3111), (549, 1411), (747, 1037)]