280791973

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{641}}^1\times {\mathrm{5689}}^1$

素因数の和:6348

約数の個数: 16

約数和(自身を含む): 350686080

約数和(自身を除く): 69894107

約数列:

[1, 7, 11, 77, 641, 4487, 5689, 7051, 39823, 49357, 62579, 438053, 3646649, 25526543, 40113139, 280791973]

約数ペア:

[(1, 280791973), (7, 40113139), (11, 25526543), (77, 3646649), (641, 438053), (4487, 62579), (5689, 49357), (7051, 39823)]