47747817

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{457}}^1$

素因数の和:542

約数の個数: 48

約数和(自身を含む): 80021760

約数和(自身を除く): 32273943

約数列:

[1, 3, 9, 13, 19, 39, 47, 57, 117, 141, 171, 247, 423, 457, 611, 741, 893, 1371, 1833, 2223, 2679, 4113, 5499, 5941, 8037, 8683, 11609, 17823, 21479, 26049, 34827, 53469, 64437, 78147, 104481, 112879, 193311, 279227, 338637, 408101, 837681, 1015911, 1224303, 2513043, 3672909, 5305313, 15915939, 47747817]

約数ペア:

[(1, 47747817), (3, 15915939), (9, 5305313), (13, 3672909), (19, 2513043), (39, 1224303), (47, 1015911), (57, 837681), (117, 408101), (141, 338637), (171, 279227), (247, 193311), (423, 112879), (457, 104481), (611, 78147), (741, 64437), (893, 53469), (1371, 34827), (1833, 26049), (2223, 21479), (2679, 17823), (4113, 11609), (5499, 8683), (5941, 8037)]