16970562

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{71}}^1\times {\mathrm{271}}^1$

素因数の和:364

約数の個数: 72

約数和(自身を含む): 43535232

約数和(自身を除く): 26564670

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 71, 98, 126, 142, 147, 213, 271, 294, 426, 441, 497, 542, 639, 813, 882, 994, 1278, 1491, 1626, 1897, 2439, 2982, 3479, 3794, 4473, 4878, 5691, 6958, 8946, 10437, 11382, 13279, 17073, 19241, 20874, 26558, 31311, 34146, 38482, 39837, 57723, 62622, 79674, 115446, 119511, 134687, 173169, 239022, 269374, 346338, 404061, 808122, 942809, 1212183, 1885618, 2424366, 2828427, 5656854, 8485281, 16970562]

約数ペア:

[(1, 16970562), (2, 8485281), (3, 5656854), (6, 2828427), (7, 2424366), (9, 1885618), (14, 1212183), (18, 942809), (21, 808122), (42, 404061), (49, 346338), (63, 269374), (71, 239022), (98, 173169), (126, 134687), (142, 119511), (147, 115446), (213, 79674), (271, 62622), (294, 57723), (426, 39837), (441, 38482), (497, 34146), (542, 31311), (639, 26558), (813, 20874), (882, 19241), (994, 17073), (1278, 13279), (1491, 11382), (1626, 10437), (1897, 8946), (2439, 6958), (2982, 5691), (3479, 4878), (3794, 4473)]