213758454

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{173}}^1$

素因数の和:302

約数の個数: 128

約数和(自身を含む): 553771008

約数和(自身を除く): 340012554

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 31, 39, 42, 62, 73, 78, 91, 93, 146, 173, 182, 186, 217, 219, 273, 346, 403, 434, 438, 511, 519, 546, 651, 806, 949, 1022, 1038, 1209, 1211, 1302, 1533, 1898, 2249, 2263, 2418, 2422, 2821, 2847, 3066, 3633, 4498, 4526, 5363, 5642, 5694, 6643, 6747, 6789, 7266, 8463, 10726, 12629, 13286, 13494, 13578, 15743, 15841, 16089, 16926, 19929, 25258, 29419, 31486, 31682, 32178, 37541, 37887, 39858, 47229, 47523, 58838, 69719, 75082, 75774, 88257, 88403, 94458, 95046, 112623, 139438, 164177, 176514, 176806, 205933, 209157, 225246, 265209, 328354, 391499, 411866, 418314, 488033, 492531, 530418, 617799, 782998, 976066, 985062, 1149239, 1174497, 1235598, 1464099, 2298478, 2348994, 2740493, 2928198, 3447717, 5089487, 5480986, 6895434, 8221479, 10178974, 15268461, 16442958, 30536922, 35626409, 71252818, 106879227, 213758454]

約数ペア:

[(1, 213758454), (2, 106879227), (3, 71252818), (6, 35626409), (7, 30536922), (13, 16442958), (14, 15268461), (21, 10178974), (26, 8221479), (31, 6895434), (39, 5480986), (42, 5089487), (62, 3447717), (73, 2928198), (78, 2740493), (91, 2348994), (93, 2298478), (146, 1464099), (173, 1235598), (182, 1174497), (186, 1149239), (217, 985062), (219, 976066), (273, 782998), (346, 617799), (403, 530418), (434, 492531), (438, 488033), (511, 418314), (519, 411866), (546, 391499), (651, 328354), (806, 265209), (949, 225246), (1022, 209157), (1038, 205933), (1209, 176806), (1211, 176514), (1302, 164177), (1533, 139438), (1898, 112623), (2249, 95046), (2263, 94458), (2418, 88403), (2422, 88257), (2821, 75774), (2847, 75082), (3066, 69719), (3633, 58838), (4498, 47523), (4526, 47229), (5363, 39858), (5642, 37887), (5694, 37541), (6643, 32178), (6747, 31682), (6789, 31486), (7266, 29419), (8463, 25258), (10726, 19929), (12629, 16926), (13286, 16089), (13494, 15841), (13578, 15743)]