557625874

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{21383}}^1$

素因数の和:21474

約数の個数: 32

約数和(自身を含む): 969978240

約数和(自身を除く): 412352366

約数列:

[1, 2, 13, 17, 26, 34, 59, 118, 221, 442, 767, 1003, 1534, 2006, 13039, 21383, 26078, 42766, 277979, 363511, 555958, 727022, 1261597, 2523194, 4725643, 9451286, 16400761, 21447149, 32801522, 42894298, 278812937, 557625874]

約数ペア:

[(1, 557625874), (2, 278812937), (13, 42894298), (17, 32801522), (26, 21447149), (34, 16400761), (59, 9451286), (118, 4725643), (221, 2523194), (442, 1261597), (767, 727022), (1003, 555958), (1534, 363511), (2006, 277979), (13039, 42766), (21383, 26078)]