171195219

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{61}}^1\times {\mathrm{83}}^1$

素因数の和:197

約数の個数: 72

約数和(自身を含む): 290991792

約数和(自身を除く): 119796573

約数列:

[1, 3, 9, 13, 17, 39, 51, 61, 83, 117, 153, 183, 221, 249, 289, 549, 663, 747, 793, 867, 1037, 1079, 1411, 1989, 2379, 2601, 3111, 3237, 3757, 4233, 5063, 7137, 9333, 9711, 11271, 12699, 13481, 15189, 17629, 18343, 23987, 33813, 40443, 45567, 52887, 55029, 65819, 71961, 86071, 121329, 158661, 165087, 197457, 215883, 229177, 258213, 311831, 592371, 687531, 774639, 935493, 1118923, 1463207, 2062593, 2806479, 3356769, 4389621, 10070307, 13168863, 19021691, 57065073, 171195219]

約数ペア:

[(1, 171195219), (3, 57065073), (9, 19021691), (13, 13168863), (17, 10070307), (39, 4389621), (51, 3356769), (61, 2806479), (83, 2062593), (117, 1463207), (153, 1118923), (183, 935493), (221, 774639), (249, 687531), (289, 592371), (549, 311831), (663, 258213), (747, 229177), (793, 215883), (867, 197457), (1037, 165087), (1079, 158661), (1411, 121329), (1989, 86071), (2379, 71961), (2601, 65819), (3111, 55029), (3237, 52887), (3757, 45567), (4233, 40443), (5063, 33813), (7137, 23987), (9333, 18343), (9711, 17629), (11271, 15189), (12699, 13481)]