642497524

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{433}}^1\times {\mathrm{21821}}^1$

素因数の和:22275

約数の個数: 24

約数和(自身を含む): 1193314248

約数和(自身を除く): 550816724

約数列:

[1, 2, 4, 17, 34, 68, 433, 866, 1732, 7361, 14722, 21821, 29444, 43642, 87284, 370957, 741914, 1483828, 9448493, 18896986, 37793972, 160624381, 321248762, 642497524]

約数ペア:

[(1, 642497524), (2, 321248762), (4, 160624381), (17, 37793972), (34, 18896986), (68, 9448493), (433, 1483828), (866, 741914), (1732, 370957), (7361, 87284), (14722, 43642), (21821, 29444)]