31237492

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{563}}^1$

素因数の和:688

約数の個数: 48

約数和(自身を含む): 64999872

約数和(自身を除く): 33762380

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 97, 143, 194, 286, 388, 563, 572, 1067, 1126, 1261, 2134, 2252, 2522, 4268, 5044, 6193, 7319, 12386, 13871, 14638, 24772, 27742, 29276, 54611, 55484, 80509, 109222, 161018, 218444, 322036, 600721, 709943, 1201442, 1419886, 2402884, 2839772, 7809373, 15618746, 31237492]

約数ペア:

[(1, 31237492), (2, 15618746), (4, 7809373), (11, 2839772), (13, 2402884), (22, 1419886), (26, 1201442), (44, 709943), (52, 600721), (97, 322036), (143, 218444), (194, 161018), (286, 109222), (388, 80509), (563, 55484), (572, 54611), (1067, 29276), (1126, 27742), (1261, 24772), (2134, 14638), (2252, 13871), (2522, 12386), (4268, 7319), (5044, 6193)]