193520061

素因数分解:

$3^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{311}}^1$

素因数の和:431

約数の個数: 72

約数和(自身を含む): 349562304

約数和(自身を除く): 156042243

約数列:

[1, 3, 7, 9, 17, 21, 49, 51, 63, 83, 119, 147, 153, 249, 311, 357, 441, 581, 747, 833, 933, 1071, 1411, 1743, 2177, 2499, 2799, 4067, 4233, 5229, 5287, 6531, 7497, 9877, 12201, 12699, 15239, 15861, 19593, 25813, 29631, 36603, 37009, 45717, 47583, 69139, 77439, 88893, 111027, 137151, 180691, 207417, 232317, 259063, 333081, 438821, 542073, 622251, 777189, 1264837, 1316463, 1626219, 2331567, 3071747, 3794511, 3949389, 9215241, 11383533, 21502229, 27645723, 64506687, 193520061]

約数ペア:

[(1, 193520061), (3, 64506687), (7, 27645723), (9, 21502229), (17, 11383533), (21, 9215241), (49, 3949389), (51, 3794511), (63, 3071747), (83, 2331567), (119, 1626219), (147, 1316463), (153, 1264837), (249, 777189), (311, 622251), (357, 542073), (441, 438821), (581, 333081), (747, 259063), (833, 232317), (933, 207417), (1071, 180691), (1411, 137151), (1743, 111027), (2177, 88893), (2499, 77439), (2799, 69139), (4067, 47583), (4233, 45717), (5229, 37009), (5287, 36603), (6531, 29631), (7497, 25813), (9877, 19593), (12201, 15861), (12699, 15239)]