16504065

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{199}}^1$

素因数の和:326

約数の個数: 48

約数和(自身を含む): 30576000

約数和(自身を除く): 14071935

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 97, 171, 199, 285, 291, 485, 597, 855, 873, 995, 1455, 1791, 1843, 2985, 3781, 4365, 5529, 8955, 9215, 11343, 16587, 18905, 19303, 27645, 34029, 56715, 57909, 82935, 96515, 170145, 173727, 289545, 366757, 868635, 1100271, 1833785, 3300813, 5501355, 16504065]

約数ペア:

[(1, 16504065), (3, 5501355), (5, 3300813), (9, 1833785), (15, 1100271), (19, 868635), (45, 366757), (57, 289545), (95, 173727), (97, 170145), (171, 96515), (199, 82935), (285, 57909), (291, 56715), (485, 34029), (597, 27645), (855, 19303), (873, 18905), (995, 16587), (1455, 11343), (1791, 9215), (1843, 8955), (2985, 5529), (3781, 4365)]