221405814

素因数分解:

$2^1\times 3^2\times 7^4\times {\mathrm{47}}^1\times {\mathrm{109}}^1$

素因数の和:192

約数の個数: 120

約数和(自身を含む): 576781920

約数和(自身を除く): 355376106

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 47, 49, 63, 94, 98, 109, 126, 141, 147, 218, 282, 294, 327, 329, 343, 423, 441, 654, 658, 686, 763, 846, 882, 981, 987, 1029, 1526, 1962, 1974, 2058, 2289, 2303, 2401, 2961, 3087, 4578, 4606, 4802, 5123, 5341, 5922, 6174, 6867, 6909, 7203, 10246, 10682, 13734, 13818, 14406, 15369, 16023, 16121, 20727, 21609, 30738, 32046, 32242, 35861, 37387, 41454, 43218, 46107, 48069, 48363, 71722, 74774, 92214, 96138, 96726, 107583, 112161, 112847, 145089, 215166, 224322, 225694, 251027, 261709, 290178, 322749, 336483, 338541, 502054, 523418, 645498, 672966, 677082, 753081, 785127, 1015623, 1506162, 1570254, 1757189, 2031246, 2259243, 2355381, 3514378, 4518486, 4710762, 5271567, 10543134, 12300323, 15814701, 24600646, 31629402, 36900969, 73801938, 110702907, 221405814]

約数ペア:

[(1, 221405814), (2, 110702907), (3, 73801938), (6, 36900969), (7, 31629402), (9, 24600646), (14, 15814701), (18, 12300323), (21, 10543134), (42, 5271567), (47, 4710762), (49, 4518486), (63, 3514378), (94, 2355381), (98, 2259243), (109, 2031246), (126, 1757189), (141, 1570254), (147, 1506162), (218, 1015623), (282, 785127), (294, 753081), (327, 677082), (329, 672966), (343, 645498), (423, 523418), (441, 502054), (654, 338541), (658, 336483), (686, 322749), (763, 290178), (846, 261709), (882, 251027), (981, 225694), (987, 224322), (1029, 215166), (1526, 145089), (1962, 112847), (1974, 112161), (2058, 107583), (2289, 96726), (2303, 96138), (2401, 92214), (2961, 74774), (3087, 71722), (4578, 48363), (4606, 48069), (4802, 46107), (5123, 43218), (5341, 41454), (5922, 37387), (6174, 35861), (6867, 32242), (6909, 32046), (7203, 30738), (10246, 21609), (10682, 20727), (13734, 16121), (13818, 16023), (14406, 15369)]