278324176

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1087}}^1\times {\mathrm{1231}}^1$

素因数の和:2339

約数の個数: 40

約数和(自身を含む): 581740544

約数和(自身を除く): 303416368

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1087, 1231, 2174, 2462, 4348, 4924, 8696, 9848, 14131, 16003, 17392, 19696, 28262, 32006, 56524, 64012, 113048, 128024, 226096, 256048, 1338097, 2676194, 5352388, 10704776, 17395261, 21409552, 34790522, 69581044, 139162088, 278324176]

約数ペア:

[(1, 278324176), (2, 139162088), (4, 69581044), (8, 34790522), (13, 21409552), (16, 17395261), (26, 10704776), (52, 5352388), (104, 2676194), (208, 1338097), (1087, 256048), (1231, 226096), (2174, 128024), (2462, 113048), (4348, 64012), (4924, 56524), (8696, 32006), (9848, 28262), (14131, 19696), (16003, 17392)]