1280491611

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{359}}^1\times {\mathrm{5479}}^1$

素因数の和:5879

約数の個数: 32

約数和(自身を含む): 2020147200

約数和(自身を除く): 739655589

約数列:

[1, 3, 7, 21, 31, 93, 217, 359, 651, 1077, 2513, 5479, 7539, 11129, 16437, 33387, 38353, 77903, 115059, 169849, 233709, 509547, 1188943, 1966961, 3566829, 5900883, 13768727, 41306181, 60975791, 182927373, 426830537, 1280491611]

約数ペア:

[(1, 1280491611), (3, 426830537), (7, 182927373), (21, 60975791), (31, 41306181), (93, 13768727), (217, 5900883), (359, 3566829), (651, 1966961), (1077, 1188943), (2513, 509547), (5479, 233709), (7539, 169849), (11129, 115059), (16437, 77903), (33387, 38353)]