42189147

素因数分解:

$3^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1$

素因数の和:270

約数の個数: 96

約数和(自身を含む): 85800960

約数和(自身を除く): 43611813

約数列:

[1, 3, 7, 9, 11, 13, 21, 27, 33, 39, 49, 63, 77, 91, 99, 117, 143, 147, 189, 223, 231, 273, 297, 351, 429, 441, 539, 637, 669, 693, 819, 1001, 1287, 1323, 1561, 1617, 1911, 2007, 2079, 2453, 2457, 2899, 3003, 3861, 4683, 4851, 5733, 6021, 7007, 7359, 8697, 9009, 10927, 14049, 14553, 17171, 17199, 20293, 21021, 22077, 26091, 27027, 31889, 32781, 42147, 51513, 60879, 63063, 66231, 78273, 95667, 98343, 120197, 142051, 154539, 182637, 189189, 223223, 287001, 295029, 360591, 426153, 463617, 547911, 669669, 861003, 1081773, 1278459, 1562561, 2009007, 3245319, 3835377, 4687683, 6027021, 14063049, 42189147]

約数ペア:

[(1, 42189147), (3, 14063049), (7, 6027021), (9, 4687683), (11, 3835377), (13, 3245319), (21, 2009007), (27, 1562561), (33, 1278459), (39, 1081773), (49, 861003), (63, 669669), (77, 547911), (91, 463617), (99, 426153), (117, 360591), (143, 295029), (147, 287001), (189, 223223), (223, 189189), (231, 182637), (273, 154539), (297, 142051), (351, 120197), (429, 98343), (441, 95667), (539, 78273), (637, 66231), (669, 63063), (693, 60879), (819, 51513), (1001, 42147), (1287, 32781), (1323, 31889), (1561, 27027), (1617, 26091), (1911, 22077), (2007, 21021), (2079, 20293), (2453, 17199), (2457, 17171), (2899, 14553), (3003, 14049), (3861, 10927), (4683, 9009), (4851, 8697), (5733, 7359), (6021, 7007)]