2983491

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1$

素因数の和:136

約数の個数: 48

約数和(自身を含む): 5391360

約数和(自身を除く): 2407869

約数列:

[1, 3, 7, 9, 21, 23, 29, 63, 69, 71, 87, 161, 203, 207, 213, 261, 483, 497, 609, 639, 667, 1449, 1491, 1633, 1827, 2001, 2059, 4473, 4669, 4899, 6003, 6177, 11431, 14007, 14413, 14697, 18531, 34293, 42021, 43239, 47357, 102879, 129717, 142071, 331499, 426213, 994497, 2983491]

約数ペア:

[(1, 2983491), (3, 994497), (7, 426213), (9, 331499), (21, 142071), (23, 129717), (29, 102879), (63, 47357), (69, 43239), (71, 42021), (87, 34293), (161, 18531), (203, 14697), (207, 14413), (213, 14007), (261, 11431), (483, 6177), (497, 6003), (609, 4899), (639, 4669), (667, 4473), (1449, 2059), (1491, 2001), (1633, 1827)]