727431925

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{2447}}^1$

素因数の和:2538

約数の個数: 48

約数和(自身を含む): 1049075712

約数和(自身を除く): 321643787

約数列:

[1, 5, 11, 23, 25, 47, 55, 115, 235, 253, 275, 517, 575, 1081, 1175, 1265, 2447, 2585, 5405, 6325, 11891, 12235, 12925, 26917, 27025, 56281, 59455, 61175, 115009, 134585, 281405, 297275, 575045, 619091, 672925, 1265099, 1407025, 2645207, 2875225, 3095455, 6325495, 13226035, 15477275, 29097277, 31627475, 66130175, 145486385, 727431925]

約数ペア:

[(1, 727431925), (5, 145486385), (11, 66130175), (23, 31627475), (25, 29097277), (47, 15477275), (55, 13226035), (115, 6325495), (235, 3095455), (253, 2875225), (275, 2645207), (517, 1407025), (575, 1265099), (1081, 672925), (1175, 619091), (1265, 575045), (2447, 297275), (2585, 281405), (5405, 134585), (6325, 115009), (11891, 61175), (12235, 59455), (12925, 56281), (26917, 27025)]