201272517

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{661}}^1\times {\mathrm{1471}}^1$

素因数の和:2161

約数の個数: 24

約数和(自身を含む): 304032768

約数和(自身を除く): 102760251

約数列:

[1, 3, 9, 23, 69, 207, 661, 1471, 1983, 4413, 5949, 13239, 15203, 33833, 45609, 101499, 136827, 304497, 972331, 2916993, 8750979, 22363613, 67090839, 201272517]

約数ペア:

[(1, 201272517), (3, 67090839), (9, 22363613), (23, 8750979), (69, 2916993), (207, 972331), (661, 304497), (1471, 136827), (1983, 101499), (4413, 45609), (5949, 33833), (13239, 15203)]