12661275

素因数分解:

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

素因数の和:276

約数の個数: 48

約数和(自身を含む): 23212800

約数和(自身を除く): 10551525

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 103, 149, 165, 275, 309, 447, 515, 745, 825, 1133, 1545, 1639, 2235, 2575, 3399, 3725, 4917, 5665, 7725, 8195, 11175, 15347, 16995, 24585, 28325, 40975, 46041, 76735, 84975, 122925, 168817, 230205, 383675, 506451, 844085, 1151025, 2532255, 4220425, 12661275]

約数ペア:

[(1, 12661275), (3, 4220425), (5, 2532255), (11, 1151025), (15, 844085), (25, 506451), (33, 383675), (55, 230205), (75, 168817), (103, 122925), (149, 84975), (165, 76735), (275, 46041), (309, 40975), (447, 28325), (515, 24585), (745, 16995), (825, 15347), (1133, 11175), (1545, 8195), (1639, 7725), (2235, 5665), (2575, 4917), (3399, 3725)]