42556228

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{59}}^1\times {\mathrm{97}}^1$

素因数の和:197

約数の個数: 72

約数和(自身を含む): 90387360

約数和(自身を除く): 47831132

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 59, 97, 118, 143, 169, 194, 236, 286, 338, 388, 572, 649, 676, 767, 1067, 1261, 1298, 1534, 1859, 2134, 2522, 2596, 3068, 3718, 4268, 5044, 5723, 7436, 8437, 9971, 11446, 13871, 16393, 16874, 19942, 22892, 27742, 32786, 33748, 39884, 55484, 62953, 65572, 74399, 109681, 125906, 148798, 180323, 219362, 251812, 297596, 360646, 438724, 721292, 818389, 967187, 1636778, 1934374, 3273556, 3868748, 10639057, 21278114, 42556228]

約数ペア:

[(1, 42556228), (2, 21278114), (4, 10639057), (11, 3868748), (13, 3273556), (22, 1934374), (26, 1636778), (44, 967187), (52, 818389), (59, 721292), (97, 438724), (118, 360646), (143, 297596), (169, 251812), (194, 219362), (236, 180323), (286, 148798), (338, 125906), (388, 109681), (572, 74399), (649, 65572), (676, 62953), (767, 55484), (1067, 39884), (1261, 33748), (1298, 32786), (1534, 27742), (1859, 22892), (2134, 19942), (2522, 16874), (2596, 16393), (3068, 13871), (3718, 11446), (4268, 9971), (5044, 8437), (5723, 7436)]