28704056

素因数分解:

$2^3\times {\mathrm{83}}^1\times {\mathrm{139}}^1\times {\mathrm{311}}^1$

素因数の和:539

約数の個数: 32

約数和(自身を含む): 55036800

約数和(自身を除く): 26332744

約数列:

[1, 2, 4, 8, 83, 139, 166, 278, 311, 332, 556, 622, 664, 1112, 1244, 2488, 11537, 23074, 25813, 43229, 46148, 51626, 86458, 92296, 103252, 172916, 206504, 345832, 3588007, 7176014, 14352028, 28704056]

約数ペア:

[(1, 28704056), (2, 14352028), (4, 7176014), (8, 3588007), (83, 345832), (139, 206504), (166, 172916), (278, 103252), (311, 92296), (332, 86458), (556, 51626), (622, 46148), (664, 43229), (1112, 25813), (1244, 23074), (2488, 11537)]