12857936

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{8831}}^1$

素因数の和:8859

約数の個数: 40

約数和(自身を含む): 30664704

約数和(自身を除く): 17806768

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 8831, 17662, 35324, 61817, 70648, 114803, 123634, 141296, 229606, 247268, 459212, 494536, 803621, 918424, 989072, 1607242, 1836848, 3214484, 6428968, 12857936]

約数ペア:

[(1, 12857936), (2, 6428968), (4, 3214484), (7, 1836848), (8, 1607242), (13, 989072), (14, 918424), (16, 803621), (26, 494536), (28, 459212), (52, 247268), (56, 229606), (91, 141296), (104, 123634), (112, 114803), (182, 70648), (208, 61817), (364, 35324), (728, 17662), (1456, 8831)]