221605966

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{269}}^1\times {\mathrm{17909}}^1$

素因数の和:18203

約数の個数: 16

約数和(自身を含む): 348170400

約数和(自身を除く): 126564434

約数列:

[1, 2, 23, 46, 269, 538, 6187, 12374, 17909, 35818, 411907, 823814, 4817521, 9635042, 110802983, 221605966]

約数ペア:

[(1, 221605966), (2, 110802983), (23, 9635042), (46, 4817521), (269, 823814), (538, 411907), (6187, 35818), (12374, 17909)]