28203669

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{1249}}^1$

素因数の和:1461

約数の個数: 24

約数和(自身を含む): 44135000

約数和(自身を除く): 15931331

約数列:

[1, 3, 9, 13, 39, 117, 193, 579, 1249, 1737, 2509, 3747, 7527, 11241, 16237, 22581, 48711, 146133, 241057, 723171, 2169513, 3133741, 9401223, 28203669]

約数ペア:

[(1, 28203669), (3, 9401223), (9, 3133741), (13, 2169513), (39, 723171), (117, 241057), (193, 146133), (579, 48711), (1249, 22581), (1737, 16237), (2509, 11241), (3747, 7527)]