63891621

素因数分解:

$3^2\times {\mathrm{103}}^1\times {\mathrm{157}}^1\times {\mathrm{439}}^1$

素因数の和:705

約数の個数: 24

約数和(自身を含む): 93991040

約数和(自身を除く): 30099419

約数列:

[1, 3, 9, 103, 157, 309, 439, 471, 927, 1317, 1413, 3951, 16171, 45217, 48513, 68923, 135651, 145539, 206769, 406953, 620307, 7099069, 21297207, 63891621]

約数ペア:

[(1, 63891621), (3, 21297207), (9, 7099069), (103, 620307), (157, 406953), (309, 206769), (439, 145539), (471, 135651), (927, 68923), (1317, 48513), (1413, 45217), (3951, 16171)]