261194189

素因数分解:

${\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{173}}^1\times {\mathrm{431}}^1$

素因数の和:748

約数の個数: 16

約数和(自身を含む): 274212864

約数和(自身を除く): 13018675

約数列:

[1, 31, 113, 173, 431, 3503, 5363, 13361, 19549, 48703, 74563, 606019, 1509793, 2311453, 8425619, 261194189]

約数ペア:

[(1, 261194189), (31, 8425619), (113, 2311453), (173, 1509793), (431, 606019), (3503, 74563), (5363, 48703), (13361, 19549)]