28788201

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{1249}}^1$

素因数の和:1465

約数の個数: 24

約数和(自身を含む): 45045000

約数和(自身を除く): 16256799

約数列:

[1, 3, 9, 13, 39, 117, 197, 591, 1249, 1773, 2561, 3747, 7683, 11241, 16237, 23049, 48711, 146133, 246053, 738159, 2214477, 3198689, 9596067, 28788201]

約数ペア:

[(1, 28788201), (3, 9596067), (9, 3198689), (13, 2214477), (39, 738159), (117, 246053), (197, 146133), (591, 48711), (1249, 23049), (1773, 16237), (2561, 11241), (3747, 7683)]