1639347897

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{6793}}^1$

素因数の和:6981

約数の個数: 32

約数和(自身を含む): 2441926656

約数和(自身を除く): 802578759

約数列:

[1, 3, 11, 33, 71, 103, 213, 309, 781, 1133, 2343, 3399, 6793, 7313, 20379, 21939, 74723, 80443, 224169, 241329, 482303, 699679, 1446909, 2099037, 5305333, 7696469, 15915999, 23089407, 49677209, 149031627, 546449299, 1639347897]

約数ペア:

[(1, 1639347897), (3, 546449299), (11, 149031627), (33, 49677209), (71, 23089407), (103, 15915999), (213, 7696469), (309, 5305333), (781, 2099037), (1133, 1446909), (2343, 699679), (3399, 482303), (6793, 241329), (7313, 224169), (20379, 80443), (21939, 74723)]