1279549264

素因数分解:

$2^4\times 7^1\times {\mathrm{271}}^1\times {\mathrm{42157}}^1$

素因数の和:42443

約数の個数: 40

約数和(自身を含む): 2843810048

約数和(自身を除く): 1564260784

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 271, 542, 1084, 1897, 2168, 3794, 4336, 7588, 15176, 30352, 42157, 84314, 168628, 295099, 337256, 590198, 674512, 1180396, 2360792, 4721584, 11424547, 22849094, 45698188, 79971829, 91396376, 159943658, 182792752, 319887316, 639774632, 1279549264]

約数ペア:

[(1, 1279549264), (2, 639774632), (4, 319887316), (7, 182792752), (8, 159943658), (14, 91396376), (16, 79971829), (28, 45698188), (56, 22849094), (112, 11424547), (271, 4721584), (542, 2360792), (1084, 1180396), (1897, 674512), (2168, 590198), (3794, 337256), (4336, 295099), (7588, 168628), (15176, 84314), (30352, 42157)]