1277390096

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{1947241}}^1$

素因数の和:1947290

約数の個数: 20

約数和(自身を含む): 2535309084

約数和(自身を除く): 1257918988

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 1947241, 3894482, 7788964, 15577928, 31155856, 79836881, 159673762, 319347524, 638695048, 1277390096]

約数ペア:

[(1, 1277390096), (2, 638695048), (4, 319347524), (8, 159673762), (16, 79836881), (41, 31155856), (82, 15577928), (164, 7788964), (328, 3894482), (656, 1947241)]