28173721012

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{881}}^1\times {\mathrm{112603}}^1$

素因数の和:113559

約数の個数: 24

約数和(自身を含む): 50055630912

約数和(自身を除く): 21881909900

約数列:

[1, 2, 4, 71, 142, 284, 881, 1762, 3524, 62551, 112603, 125102, 225206, 250204, 450412, 7994813, 15989626, 31979252, 99203243, 198406486, 396812972, 7043430253, 14086860506, 28173721012]

約数ペア:

[(1, 28173721012), (2, 14086860506), (4, 7043430253), (71, 396812972), (142, 198406486), (284, 99203243), (881, 31979252), (1762, 15989626), (3524, 7994813), (62551, 450412), (112603, 250204), (125102, 225206)]