208319916

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{691}}^1$

素因数の和:839

約数の個数: 96

約数和(自身を含む): 577249792

約数和(自身を除く): 368929876

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 37, 42, 74, 84, 97, 111, 148, 194, 222, 259, 291, 388, 444, 518, 582, 679, 691, 777, 1036, 1164, 1358, 1382, 1554, 2037, 2073, 2716, 2764, 3108, 3589, 4074, 4146, 4837, 7178, 8148, 8292, 9674, 10767, 14356, 14511, 19348, 21534, 25123, 25567, 29022, 43068, 50246, 51134, 58044, 67027, 75369, 76701, 100492, 102268, 134054, 150738, 153402, 178969, 201081, 268108, 301476, 306804, 357938, 402162, 469189, 536907, 715876, 804324, 938378, 1073814, 1407567, 1876756, 2147628, 2479999, 2815134, 4959998, 5630268, 7439997, 9919996, 14879994, 17359993, 29759988, 34719986, 52079979, 69439972, 104159958, 208319916]

約数ペア:

[(1, 208319916), (2, 104159958), (3, 69439972), (4, 52079979), (6, 34719986), (7, 29759988), (12, 17359993), (14, 14879994), (21, 9919996), (28, 7439997), (37, 5630268), (42, 4959998), (74, 2815134), (84, 2479999), (97, 2147628), (111, 1876756), (148, 1407567), (194, 1073814), (222, 938378), (259, 804324), (291, 715876), (388, 536907), (444, 469189), (518, 402162), (582, 357938), (679, 306804), (691, 301476), (777, 268108), (1036, 201081), (1164, 178969), (1358, 153402), (1382, 150738), (1554, 134054), (2037, 102268), (2073, 100492), (2716, 76701), (2764, 75369), (3108, 67027), (3589, 58044), (4074, 51134), (4146, 50246), (4837, 43068), (7178, 29022), (8148, 25567), (8292, 25123), (9674, 21534), (10767, 19348), (14356, 14511)]