27854805

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{103}}^1\times {\mathrm{149}}^1$

素因数の和:282

約数の個数: 48

約数和(自身を含む): 49795200

約数和(自身を除く): 21940395

約数列:

[1, 3, 5, 11, 15, 33, 55, 103, 121, 149, 165, 309, 363, 447, 515, 605, 745, 1133, 1545, 1639, 1815, 2235, 3399, 4917, 5665, 8195, 12463, 15347, 16995, 18029, 24585, 37389, 46041, 54087, 62315, 76735, 90145, 168817, 186945, 230205, 270435, 506451, 844085, 1856987, 2532255, 5570961, 9284935, 27854805]

約数ペア:

[(1, 27854805), (3, 9284935), (5, 5570961), (11, 2532255), (15, 1856987), (33, 844085), (55, 506451), (103, 270435), (121, 230205), (149, 186945), (165, 168817), (309, 90145), (363, 76735), (447, 62315), (515, 54087), (605, 46041), (745, 37389), (1133, 24585), (1545, 18029), (1639, 16995), (1815, 15347), (2235, 12463), (3399, 8195), (4917, 5665)]