201720647689

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{21549049}}^1$

素因数の和:21549120

約数の個数: 16

約数和(自身を含む): 235832803200

約数和(自身を除く): 34112155511

約数列:

[1, 11, 23, 37, 253, 407, 851, 9361, 21549049, 237039539, 495628127, 797314813, 5451909397, 8770462943, 18338240699, 201720647689]

約数ペア:

[(1, 201720647689), (11, 18338240699), (23, 8770462943), (37, 5451909397), (253, 797314813), (407, 495628127), (851, 237039539), (9361, 21549049)]