131121736

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{3767}}^1$

素因数の和:4021

約数の個数: 32

約数和(自身を含む): 259992000

約数和(自身を除く): 128870264

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 229, 458, 916, 1832, 3767, 4351, 7534, 8702, 15068, 17404, 30136, 34808, 71573, 143146, 286292, 572584, 862643, 1725286, 3450572, 6901144, 16390217, 32780434, 65560868, 131121736]

約数ペア:

[(1, 131121736), (2, 65560868), (4, 32780434), (8, 16390217), (19, 6901144), (38, 3450572), (76, 1725286), (152, 862643), (229, 572584), (458, 286292), (916, 143146), (1832, 71573), (3767, 34808), (4351, 30136), (7534, 17404), (8702, 15068)]