28273908

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{181243}}^1$

素因数の和:181263

約数の個数: 24

約数和(自身を含む): 71047648

約数和(自身を除く): 42773740

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 181243, 362486, 543729, 724972, 1087458, 2174916, 2356159, 4712318, 7068477, 9424636, 14136954, 28273908]

約数ペア:

[(1, 28273908), (2, 14136954), (3, 9424636), (4, 7068477), (6, 4712318), (12, 2356159), (13, 2174916), (26, 1087458), (39, 724972), (52, 543729), (78, 362486), (156, 181243)]