28406508

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{863}}^1$

素因数の和:1094

約数の個数: 48

約数和(自身を含む): 71801856

約数和(自身を除く): 43395348

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 211, 422, 633, 844, 863, 1266, 1726, 2532, 2589, 2743, 3452, 5178, 5486, 8229, 10356, 10972, 11219, 16458, 22438, 32916, 33657, 44876, 67314, 134628, 182093, 364186, 546279, 728372, 1092558, 2185116, 2367209, 4734418, 7101627, 9468836, 14203254, 28406508]

約数ペア:

[(1, 28406508), (2, 14203254), (3, 9468836), (4, 7101627), (6, 4734418), (12, 2367209), (13, 2185116), (26, 1092558), (39, 728372), (52, 546279), (78, 364186), (156, 182093), (211, 134628), (422, 67314), (633, 44876), (844, 33657), (863, 32916), (1266, 22438), (1726, 16458), (2532, 11219), (2589, 10972), (2743, 10356), (3452, 8229), (5178, 5486)]