199068909

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{233}}^1\times {\mathrm{1153}}^1$

素因数の和:1421

約数の個数: 32

約数和(自身を含む): 302440320

約数和(自身を除く): 103371411

約数列:

[1, 3, 13, 19, 39, 57, 233, 247, 699, 741, 1153, 3029, 3459, 4427, 9087, 13281, 14989, 21907, 44967, 57551, 65721, 172653, 268649, 284791, 805947, 854373, 3492437, 5104331, 10477311, 15312993, 66356303, 199068909]

約数ペア:

[(1, 199068909), (3, 66356303), (13, 15312993), (19, 10477311), (39, 5104331), (57, 3492437), (233, 854373), (247, 805947), (699, 284791), (741, 268649), (1153, 172653), (3029, 65721), (3459, 57551), (4427, 44967), (9087, 21907), (13281, 14989)]