81902548

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{1009}}^1$

素因数の和:1256

約数の個数: 48

約数和(自身を含む): 177372160

約数和(自身を除く): 95469612

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 223, 364, 446, 892, 1009, 1561, 2018, 2899, 3122, 4036, 5798, 6244, 7063, 11596, 13117, 14126, 20293, 26234, 28252, 40586, 52468, 81172, 91819, 183638, 225007, 367276, 450014, 900028, 1575049, 2925091, 3150098, 5850182, 6300196, 11700364, 20475637, 40951274, 81902548]

約数ペア:

[(1, 81902548), (2, 40951274), (4, 20475637), (7, 11700364), (13, 6300196), (14, 5850182), (26, 3150098), (28, 2925091), (52, 1575049), (91, 900028), (182, 450014), (223, 367276), (364, 225007), (446, 183638), (892, 91819), (1009, 81172), (1561, 52468), (2018, 40586), (2899, 28252), (3122, 26234), (4036, 20293), (5798, 14126), (6244, 13117), (7063, 11596)]