12967005

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{211}}^1\times {\mathrm{241}}^1$

素因数の和:477

約数の個数: 32

約数和(自身を含む): 22163328

約数和(自身を除く): 9196323

約数列:

[1, 3, 5, 15, 17, 51, 85, 211, 241, 255, 633, 723, 1055, 1205, 3165, 3587, 3615, 4097, 10761, 12291, 17935, 20485, 50851, 53805, 61455, 152553, 254255, 762765, 864467, 2593401, 4322335, 12967005]

約数ペア:

[(1, 12967005), (3, 4322335), (5, 2593401), (15, 864467), (17, 762765), (51, 254255), (85, 152553), (211, 61455), (241, 53805), (255, 50851), (633, 20485), (723, 17935), (1055, 12291), (1205, 10761), (3165, 4097), (3587, 3615)]