20174343

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{211}}^1$

素因数の和:407

約数の個数: 32

約数和(自身を含む): 32156160

約数和(自身を除く): 11981817

約数列:

[1, 3, 7, 21, 29, 87, 157, 203, 211, 471, 609, 633, 1099, 1477, 3297, 4431, 4553, 6119, 13659, 18357, 31871, 33127, 42833, 95613, 99381, 128499, 231889, 695667, 960683, 2882049, 6724781, 20174343]

約数ペア:

[(1, 20174343), (3, 6724781), (7, 2882049), (21, 960683), (29, 695667), (87, 231889), (157, 128499), (203, 99381), (211, 95613), (471, 42833), (609, 33127), (633, 31871), (1099, 18357), (1477, 13659), (3297, 6119), (4431, 4553)]