722134329

素因数分解:

$3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{247391}}^1$

素因数の和:247540

約数の個数: 16

約数和(自身を含む): 1108316160

約数和(自身を除く): 386181831

約数列:

[1, 3, 7, 21, 139, 417, 973, 2919, 247391, 742173, 1731737, 5195211, 34387349, 103162047, 240711443, 722134329]

約数ペア:

[(1, 722134329), (3, 240711443), (7, 103162047), (21, 34387349), (139, 5195211), (417, 1731737), (973, 742173), (2919, 247391)]