127939143

素因数分解:

$3^1\times {\mathrm{61}}^2\times {\mathrm{73}}^1\times {\mathrm{157}}^1$

素因数の和:355

約数の個数: 24

約数和(自身を含む): 176923344

約数和(自身を除く): 48984201

約数列:

[1, 3, 61, 73, 157, 183, 219, 471, 3721, 4453, 9577, 11163, 11461, 13359, 28731, 34383, 271633, 584197, 699121, 814899, 1752591, 2097363, 42646381, 127939143]

約数ペア:

[(1, 127939143), (3, 42646381), (61, 2097363), (73, 1752591), (157, 814899), (183, 699121), (219, 584197), (471, 271633), (3721, 34383), (4453, 28731), (9577, 13359), (11163, 11461)]