193715071

素因数分解:

${\mathrm{11}}^4\times {\mathrm{101}}^1\times {\mathrm{131}}^1$

素因数の和:276

約数の個数: 20

約数和(自身を含む): 216837720

約数和(自身を除く): 23122649

約数列:

[1, 11, 101, 121, 131, 1111, 1331, 1441, 12221, 13231, 14641, 15851, 134431, 145541, 174361, 1478741, 1600951, 1917971, 17610461, 193715071]

約数ペア:

[(1, 193715071), (11, 17610461), (101, 1917971), (121, 1600951), (131, 1478741), (1111, 174361), (1331, 145541), (1441, 134431), (12221, 15851), (13231, 14641)]