205121949

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{45191}}^1$

素因数の和:45300

約数の個数: 16

約数和(自身を含む): 292844160

約数和(自身を除く): 87722211

約数列:

[1, 3, 17, 51, 89, 267, 1513, 4539, 45191, 135573, 768247, 2304741, 4021999, 12065997, 68373983, 205121949]

約数ペア:

[(1, 205121949), (3, 68373983), (17, 12065997), (51, 4021999), (89, 2304741), (267, 768247), (1513, 135573), (4539, 45191)]