259949426

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{193703}}^1$

素因数の和:193777

約数の個数: 16

約数和(自身を含む): 432347328

約数和(自身を除く): 172397902

約数列:

[1, 2, 11, 22, 61, 122, 671, 1342, 193703, 387406, 2130733, 4261466, 11815883, 23631766, 129974713, 259949426]

約数ペア:

[(1, 259949426), (2, 129974713), (11, 23631766), (22, 11815883), (61, 4261466), (122, 2130733), (671, 387406), (1342, 193703)]