2712775

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{491}}^1$

素因数の和:531

約数の個数: 24

約数和(自身を含む): 3843504

約数和(自身を除く): 1130729

約数列:

[1, 5, 13, 17, 25, 65, 85, 221, 325, 425, 491, 1105, 2455, 5525, 6383, 8347, 12275, 31915, 41735, 108511, 159575, 208675, 542555, 2712775]

約数ペア:

[(1, 2712775), (5, 542555), (13, 208675), (17, 159575), (25, 108511), (65, 41735), (85, 31915), (221, 12275), (325, 8347), (425, 6383), (491, 5525), (1105, 2455)]