221411008

素因数分解:

$2^6\times 7^2\times {\mathrm{13}}^1\times {\mathrm{5431}}^1$

素因数の和:5470

約数の個数: 84

約数和(自身を含む): 550511472

約数和(自身を除く): 329100464

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 49, 52, 56, 64, 91, 98, 104, 112, 182, 196, 208, 224, 364, 392, 416, 448, 637, 728, 784, 832, 1274, 1456, 1568, 2548, 2912, 3136, 5096, 5431, 5824, 10192, 10862, 20384, 21724, 38017, 40768, 43448, 70603, 76034, 86896, 141206, 152068, 173792, 266119, 282412, 304136, 347584, 494221, 532238, 564824, 608272, 988442, 1064476, 1129648, 1216544, 1976884, 2128952, 2259296, 2433088, 3459547, 3953768, 4257904, 4518592, 6919094, 7907536, 8515808, 13838188, 15815072, 17031616, 27676376, 31630144, 55352752, 110705504, 221411008]

約数ペア:

[(1, 221411008), (2, 110705504), (4, 55352752), (7, 31630144), (8, 27676376), (13, 17031616), (14, 15815072), (16, 13838188), (26, 8515808), (28, 7907536), (32, 6919094), (49, 4518592), (52, 4257904), (56, 3953768), (64, 3459547), (91, 2433088), (98, 2259296), (104, 2128952), (112, 1976884), (182, 1216544), (196, 1129648), (208, 1064476), (224, 988442), (364, 608272), (392, 564824), (416, 532238), (448, 494221), (637, 347584), (728, 304136), (784, 282412), (832, 266119), (1274, 173792), (1456, 152068), (1568, 141206), (2548, 86896), (2912, 76034), (3136, 70603), (5096, 43448), (5431, 40768), (5824, 38017), (10192, 21724), (10862, 20384)]