309968271

素因数分解:

$3^2\times {\mathrm{79}}^1\times {\mathrm{197}}^1\times {\mathrm{2213}}^1$

素因数の和:2495

約数の個数: 24

約数和(自身を含む): 455906880

約数和(自身を除く): 145938609

約数列:

[1, 3, 9, 79, 197, 237, 591, 711, 1773, 2213, 6639, 15563, 19917, 46689, 140067, 174827, 435961, 524481, 1307883, 1573443, 3923649, 34440919, 103322757, 309968271]

約数ペア:

[(1, 309968271), (3, 103322757), (9, 34440919), (79, 3923649), (197, 1573443), (237, 1307883), (591, 524481), (711, 435961), (1773, 174827), (2213, 140067), (6639, 46689), (15563, 19917)]