42779517

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{359}}^1$

素因数の和:553

約数の個数: 32

約数和(自身を含む): 65525760

約数和(自身を除く): 22746243

約数列:

[1, 3, 11, 23, 33, 69, 157, 253, 359, 471, 759, 1077, 1727, 3611, 3949, 5181, 8257, 10833, 11847, 24771, 39721, 56363, 90827, 119163, 169089, 272481, 619993, 1296349, 1859979, 3889047, 14259839, 42779517]

約数ペア:

[(1, 42779517), (3, 14259839), (11, 3889047), (23, 1859979), (33, 1296349), (69, 619993), (157, 272481), (253, 169089), (359, 119163), (471, 90827), (759, 56363), (1077, 39721), (1727, 24771), (3611, 11847), (3949, 10833), (5181, 8257)]