209355894

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^2\times {\mathrm{179}}^2$

素因数の和:391

約数の個数: 72

約数和(自身を含む): 514247160

約数和(自身を除く): 304891266

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 54, 66, 99, 121, 179, 198, 242, 297, 358, 363, 537, 594, 726, 1074, 1089, 1611, 1969, 2178, 3222, 3267, 3938, 4833, 5907, 6534, 9666, 11814, 17721, 21659, 32041, 35442, 43318, 53163, 64082, 64977, 96123, 106326, 129954, 192246, 194931, 288369, 352451, 389862, 576738, 584793, 704902, 865107, 1057353, 1169586, 1730214, 2114706, 3172059, 3876961, 6344118, 7753922, 9516177, 11630883, 19032354, 23261766, 34892649, 69785298, 104677947, 209355894]

約数ペア:

[(1, 209355894), (2, 104677947), (3, 69785298), (6, 34892649), (9, 23261766), (11, 19032354), (18, 11630883), (22, 9516177), (27, 7753922), (33, 6344118), (54, 3876961), (66, 3172059), (99, 2114706), (121, 1730214), (179, 1169586), (198, 1057353), (242, 865107), (297, 704902), (358, 584793), (363, 576738), (537, 389862), (594, 352451), (726, 288369), (1074, 194931), (1089, 192246), (1611, 129954), (1969, 106326), (2178, 96123), (3222, 64977), (3267, 64082), (3938, 53163), (4833, 43318), (5907, 35442), (6534, 32041), (9666, 21659), (11814, 17721)]