28871298

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:168

約数の個数: 96

約数和(自身を含む): 70761600

約数和(自身を除く): 41890302

約数列:

[1, 2, 3, 6, 9, 18, 19, 29, 38, 41, 57, 58, 71, 82, 87, 114, 123, 142, 171, 174, 213, 246, 261, 342, 369, 426, 522, 551, 639, 738, 779, 1102, 1189, 1278, 1349, 1558, 1653, 2059, 2337, 2378, 2698, 2911, 3306, 3567, 4047, 4118, 4674, 4959, 5822, 6177, 7011, 7134, 8094, 8733, 9918, 10701, 12141, 12354, 14022, 17466, 18531, 21402, 22591, 24282, 26199, 37062, 39121, 45182, 52398, 55309, 67773, 78242, 84419, 110618, 117363, 135546, 165927, 168838, 203319, 234726, 253257, 331854, 352089, 406638, 497781, 506514, 704178, 759771, 995562, 1519542, 1603961, 3207922, 4811883, 9623766, 14435649, 28871298]

約数ペア:

[(1, 28871298), (2, 14435649), (3, 9623766), (6, 4811883), (9, 3207922), (18, 1603961), (19, 1519542), (29, 995562), (38, 759771), (41, 704178), (57, 506514), (58, 497781), (71, 406638), (82, 352089), (87, 331854), (114, 253257), (123, 234726), (142, 203319), (171, 168838), (174, 165927), (213, 135546), (246, 117363), (261, 110618), (342, 84419), (369, 78242), (426, 67773), (522, 55309), (551, 52398), (639, 45182), (738, 39121), (779, 37062), (1102, 26199), (1189, 24282), (1278, 22591), (1349, 21402), (1558, 18531), (1653, 17466), (2059, 14022), (2337, 12354), (2378, 12141), (2698, 10701), (2911, 9918), (3306, 8733), (3567, 8094), (4047, 7134), (4118, 7011), (4674, 6177), (4959, 5822)]