207417

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{83}}^1$

素因数の和:117

約数の個数: 24

約数和(自身を含む): 344736

約数和(自身を除く): 137319

約数列:

[1, 3, 7, 17, 21, 49, 51, 83, 119, 147, 249, 357, 581, 833, 1411, 1743, 2499, 4067, 4233, 9877, 12201, 29631, 69139, 207417]

約数ペア:

[(1, 207417), (3, 69139), (7, 29631), (17, 12201), (21, 9877), (49, 4233), (51, 4067), (83, 2499), (119, 1743), (147, 1411), (249, 833), (357, 581)]