199942797

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{24971}}^1$

素因数の和:25148

約数の個数: 16

約数和(自身を含む): 284081472

約数和(自身を除く): 84138675

約数列:

[1, 3, 17, 51, 157, 471, 2669, 8007, 24971, 74913, 424507, 1273521, 3920447, 11761341, 66647599, 199942797]

約数ペア:

[(1, 199942797), (3, 66647599), (17, 11761341), (51, 3920447), (157, 1273521), (471, 424507), (2669, 74913), (8007, 24971)]