28234388

素因数分解:

$2^2\times 7^3\times {\mathrm{13}}^1\times {\mathrm{1583}}^1$

素因数の和:1621

約数の個数: 48

約数和(自身を含む): 62092800

約数和(自身を除く): 33858412

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 182, 196, 343, 364, 637, 686, 1274, 1372, 1583, 2548, 3166, 4459, 6332, 8918, 11081, 17836, 20579, 22162, 41158, 44324, 77567, 82316, 144053, 155134, 288106, 310268, 542969, 576212, 1008371, 1085938, 2016742, 2171876, 4033484, 7058597, 14117194, 28234388]

約数ペア:

[(1, 28234388), (2, 14117194), (4, 7058597), (7, 4033484), (13, 2171876), (14, 2016742), (26, 1085938), (28, 1008371), (49, 576212), (52, 542969), (91, 310268), (98, 288106), (182, 155134), (196, 144053), (343, 82316), (364, 77567), (637, 44324), (686, 41158), (1274, 22162), (1372, 20579), (1583, 17836), (2548, 11081), (3166, 8918), (4459, 6332)]