218993762

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{495461}}^1$

素因数の和:495493

約数の個数: 16

約数和(自身を含む): 374569272

約数和(自身を除く): 155575510

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 495461, 990922, 6440993, 8422837, 12881986, 16845674, 109496881, 218993762]

約数ペア:

[(1, 218993762), (2, 109496881), (13, 16845674), (17, 12881986), (26, 8422837), (34, 6440993), (221, 990922), (442, 495461)]