380787759

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{2087}}^1$

素因数の和:2220

約数の個数: 48

約数和(自身を含む): 638426880

約数和(自身を除く): 257639121

約数列:

[1, 3, 9, 11, 19, 33, 57, 97, 99, 171, 209, 291, 627, 873, 1067, 1843, 1881, 2087, 3201, 5529, 6261, 9603, 16587, 18783, 20273, 22957, 39653, 60819, 68871, 118959, 182457, 202439, 206613, 356877, 436183, 607317, 1308549, 1821951, 2226829, 3846341, 3925647, 6680487, 11539023, 20041461, 34617069, 42309751, 126929253, 380787759]

約数ペア:

[(1, 380787759), (3, 126929253), (9, 42309751), (11, 34617069), (19, 20041461), (33, 11539023), (57, 6680487), (97, 3925647), (99, 3846341), (171, 2226829), (209, 1821951), (291, 1308549), (627, 607317), (873, 436183), (1067, 356877), (1843, 206613), (1881, 202439), (2087, 182457), (3201, 118959), (5529, 68871), (6261, 60819), (9603, 39653), (16587, 22957), (18783, 20273)]