28972664

素因数分解:

$2^3\times 7^1\times {\mathrm{103}}^1\times {\mathrm{5023}}^1$

素因数の和:5139

約数の個数: 32

約数和(自身を含む): 62699520

約数和(自身を除く): 33726856

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 103, 206, 412, 721, 824, 1442, 2884, 5023, 5768, 10046, 20092, 35161, 40184, 70322, 140644, 281288, 517369, 1034738, 2069476, 3621583, 4138952, 7243166, 14486332, 28972664]

約数ペア:

[(1, 28972664), (2, 14486332), (4, 7243166), (7, 4138952), (8, 3621583), (14, 2069476), (28, 1034738), (56, 517369), (103, 281288), (206, 140644), (412, 70322), (721, 40184), (824, 35161), (1442, 20092), (2884, 10046), (5023, 5768)]