90347789

素因数分解:

$7^1\times {\mathrm{29}}^2\times {\mathrm{103}}^1\times {\mathrm{149}}^1$

素因数の和:317

約数の個数: 24

約数和(自身を含む): 108700800

約数和(自身を除く): 18353011

約数列:

[1, 7, 29, 103, 149, 203, 721, 841, 1043, 2987, 4321, 5887, 15347, 20909, 30247, 86623, 107429, 125309, 445063, 606361, 877163, 3115441, 12906827, 90347789]

約数ペア:

[(1, 90347789), (7, 12906827), (29, 3115441), (103, 877163), (149, 606361), (203, 445063), (721, 125309), (841, 107429), (1043, 86623), (2987, 30247), (4321, 20909), (5887, 15347)]