257746214

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:162

約数の個数: 96

約数和(自身を含む): 485388288

約数和(自身を除く): 227642074

約数列:

[1, 2, 11, 17, 22, 31, 34, 43, 47, 62, 86, 94, 121, 187, 242, 341, 374, 473, 517, 527, 682, 731, 799, 946, 1034, 1054, 1333, 1457, 1462, 1598, 2021, 2057, 2666, 2914, 3751, 4042, 4114, 5203, 5687, 5797, 7502, 8041, 8789, 10406, 11374, 11594, 14663, 16027, 16082, 17578, 22231, 22661, 24769, 29326, 32054, 34357, 44462, 45322, 49538, 62651, 63767, 68714, 88451, 96679, 125302, 127534, 161293, 176297, 176902, 193358, 244541, 249271, 272459, 322586, 352594, 377927, 489082, 498542, 544918, 689161, 755854, 1065067, 1378322, 2130134, 2741981, 2997049, 4157197, 5483962, 5994098, 7580771, 8314394, 11715737, 15161542, 23431474, 128873107, 257746214]

約数ペア:

[(1, 257746214), (2, 128873107), (11, 23431474), (17, 15161542), (22, 11715737), (31, 8314394), (34, 7580771), (43, 5994098), (47, 5483962), (62, 4157197), (86, 2997049), (94, 2741981), (121, 2130134), (187, 1378322), (242, 1065067), (341, 755854), (374, 689161), (473, 544918), (517, 498542), (527, 489082), (682, 377927), (731, 352594), (799, 322586), (946, 272459), (1034, 249271), (1054, 244541), (1333, 193358), (1457, 176902), (1462, 176297), (1598, 161293), (2021, 127534), (2057, 125302), (2666, 96679), (2914, 88451), (3751, 68714), (4042, 63767), (4114, 62651), (5203, 49538), (5687, 45322), (5797, 44462), (7502, 34357), (8041, 32054), (8789, 29326), (10406, 24769), (11374, 22661), (11594, 22231), (14663, 17578), (16027, 16082)]