28571312

素因数分解:

$2^4\times 7^2\times {\mathrm{11}}^1\times {\mathrm{3313}}^1$

素因数の和:3346

約数の個数: 60

約数和(自身を含む): 70270056

約数和(自身を除く): 41698744

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 49, 56, 77, 88, 98, 112, 154, 176, 196, 308, 392, 539, 616, 784, 1078, 1232, 2156, 3313, 4312, 6626, 8624, 13252, 23191, 26504, 36443, 46382, 53008, 72886, 92764, 145772, 162337, 185528, 255101, 291544, 324674, 371056, 510202, 583088, 649348, 1020404, 1298696, 1785707, 2040808, 2597392, 3571414, 4081616, 7142828, 14285656, 28571312]

約数ペア:

[(1, 28571312), (2, 14285656), (4, 7142828), (7, 4081616), (8, 3571414), (11, 2597392), (14, 2040808), (16, 1785707), (22, 1298696), (28, 1020404), (44, 649348), (49, 583088), (56, 510202), (77, 371056), (88, 324674), (98, 291544), (112, 255101), (154, 185528), (176, 162337), (196, 145772), (308, 92764), (392, 72886), (539, 53008), (616, 46382), (784, 36443), (1078, 26504), (1232, 23191), (2156, 13252), (3313, 8624), (4312, 6626)]