28201316

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1049}}^1$

素因数の和:1124

約数の個数: 48

約数和(自身を含む): 59270400

約数和(自身を除く): 31069084

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 47, 52, 94, 143, 188, 286, 517, 572, 611, 1034, 1049, 1222, 2068, 2098, 2444, 4196, 6721, 11539, 13442, 13637, 23078, 26884, 27274, 46156, 49303, 54548, 98606, 150007, 197212, 300014, 542333, 600028, 640939, 1084666, 1281878, 2169332, 2563756, 7050329, 14100658, 28201316]

約数ペア:

[(1, 28201316), (2, 14100658), (4, 7050329), (11, 2563756), (13, 2169332), (22, 1281878), (26, 1084666), (44, 640939), (47, 600028), (52, 542333), (94, 300014), (143, 197212), (188, 150007), (286, 98606), (517, 54548), (572, 49303), (611, 46156), (1034, 27274), (1049, 26884), (1222, 23078), (2068, 13637), (2098, 13442), (2444, 11539), (4196, 6721)]