200999997

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{379}}^1\times {\mathrm{487}}^1$

素因数の和:894

約数の個数: 36

約数和(自身を含む): 320625760

約数和(自身を除く): 119625763

約数列:

[1, 3, 9, 11, 33, 99, 121, 363, 379, 487, 1089, 1137, 1461, 3411, 4169, 4383, 5357, 12507, 16071, 37521, 45859, 48213, 58927, 137577, 176781, 184573, 412731, 530343, 553719, 1661157, 2030303, 6090909, 18272727, 22333333, 66999999, 200999997]

約数ペア:

[(1, 200999997), (3, 66999999), (9, 22333333), (11, 18272727), (33, 6090909), (99, 2030303), (121, 1661157), (363, 553719), (379, 530343), (487, 412731), (1089, 184573), (1137, 176781), (1461, 137577), (3411, 58927), (4169, 48213), (4383, 45859), (5357, 37521), (12507, 16071)]