222748084

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1$

素因数の和:249

約数の個数: 72

約数和(自身を含む): 441893760

約数和(自身を除く): 219145676

約数列:

[1, 2, 4, 13, 26, 43, 52, 79, 86, 97, 158, 169, 172, 194, 316, 338, 388, 559, 676, 1027, 1118, 1261, 2054, 2236, 2522, 3397, 4108, 4171, 5044, 6794, 7267, 7663, 8342, 13351, 13588, 14534, 15326, 16393, 16684, 26702, 29068, 30652, 32786, 44161, 53404, 54223, 65572, 88322, 99619, 108446, 176644, 199238, 216892, 329509, 398476, 574093, 659018, 704899, 1148186, 1295047, 1318036, 1409798, 2296372, 2590094, 2819596, 4283617, 5180188, 8567234, 17134468, 55687021, 111374042, 222748084]

約数ペア:

[(1, 222748084), (2, 111374042), (4, 55687021), (13, 17134468), (26, 8567234), (43, 5180188), (52, 4283617), (79, 2819596), (86, 2590094), (97, 2296372), (158, 1409798), (169, 1318036), (172, 1295047), (194, 1148186), (316, 704899), (338, 659018), (388, 574093), (559, 398476), (676, 329509), (1027, 216892), (1118, 199238), (1261, 176644), (2054, 108446), (2236, 99619), (2522, 88322), (3397, 65572), (4108, 54223), (4171, 53404), (5044, 44161), (6794, 32786), (7267, 30652), (7663, 29068), (8342, 26702), (13351, 16684), (13588, 16393), (14534, 15326)]