28301884

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{181}}^1$

素因数の和:326

約数の個数: 48

約数和(自身を含む): 55933696

約数和(自身を除く): 27631812

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 97, 124, 181, 194, 362, 388, 403, 724, 806, 1261, 1612, 2353, 2522, 3007, 4706, 5044, 5611, 6014, 9412, 11222, 12028, 17557, 22444, 35114, 39091, 70228, 72943, 78182, 145886, 156364, 228241, 291772, 456482, 544267, 912964, 1088534, 2177068, 7075471, 14150942, 28301884]

約数ペア:

[(1, 28301884), (2, 14150942), (4, 7075471), (13, 2177068), (26, 1088534), (31, 912964), (52, 544267), (62, 456482), (97, 291772), (124, 228241), (181, 156364), (194, 145886), (362, 78182), (388, 72943), (403, 70228), (724, 39091), (806, 35114), (1261, 22444), (1612, 17557), (2353, 12028), (2522, 11222), (3007, 9412), (4706, 6014), (5044, 5611)]