28693119

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1723}}^1$

素因数の和:1807

約数の個数: 32

約数和(自身を含む): 47885824

約数和(自身を除く): 19192705

約数列:

[1, 3, 7, 13, 21, 39, 61, 91, 183, 273, 427, 793, 1281, 1723, 2379, 5169, 5551, 12061, 16653, 22399, 36183, 67197, 105103, 156793, 315309, 470379, 735721, 1366339, 2207163, 4099017, 9564373, 28693119]

約数ペア:

[(1, 28693119), (3, 9564373), (7, 4099017), (13, 2207163), (21, 1366339), (39, 735721), (61, 470379), (91, 315309), (183, 156793), (273, 105103), (427, 67197), (793, 36183), (1281, 22399), (1723, 16653), (2379, 12061), (5169, 5551)]