921909

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{431}}^1$

素因数の和:488

約数の個数: 16

約数和(自身を含む): 1327104

約数和(自身を除く): 405195

約数列:

[1, 3, 23, 31, 69, 93, 431, 713, 1293, 2139, 9913, 13361, 29739, 40083, 307303, 921909]

約数ペア:

[(1, 921909), (3, 307303), (23, 40083), (31, 29739), (69, 13361), (93, 9913), (431, 2139), (713, 1293)]