217858994

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{1303}}^1\times {\mathrm{2039}}^1$

素因数の和:3385

約数の個数: 16

約数和(自身を含む): 335180160

約数和(自身を除く): 117321166

約数列:

[1, 2, 41, 82, 1303, 2039, 2606, 4078, 53423, 83599, 106846, 167198, 2656817, 5313634, 108929497, 217858994]

約数ペア:

[(1, 217858994), (2, 108929497), (41, 5313634), (82, 2656817), (1303, 167198), (2039, 106846), (2606, 83599), (4078, 53423)]