27121945

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{1303}}^1$

素因数の和:1512

約数の個数: 16

約数和(自身を含む): 34175232

約数和(自身を除く): 7053287

約数列:

[1, 5, 23, 115, 181, 905, 1303, 4163, 6515, 20815, 29969, 149845, 235843, 1179215, 5424389, 27121945]

約数ペア:

[(1, 27121945), (5, 5424389), (23, 1179215), (115, 235843), (181, 149845), (905, 29969), (1303, 20815), (4163, 6515)]