131069512

素因数分解:

$2^3\times 7^2\times {\mathrm{239}}^1\times {\mathrm{1399}}^1$

素因数の和:1658

約数の個数: 48

約数和(自身を含む): 287280000

約数和(自身を除く): 156210488

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 239, 392, 478, 956, 1399, 1673, 1912, 2798, 3346, 5596, 6692, 9793, 11192, 11711, 13384, 19586, 23422, 39172, 46844, 68551, 78344, 93688, 137102, 274204, 334361, 548408, 668722, 1337444, 2340527, 2674888, 4681054, 9362108, 16383689, 18724216, 32767378, 65534756, 131069512]

約数ペア:

[(1, 131069512), (2, 65534756), (4, 32767378), (7, 18724216), (8, 16383689), (14, 9362108), (28, 4681054), (49, 2674888), (56, 2340527), (98, 1337444), (196, 668722), (239, 548408), (392, 334361), (478, 274204), (956, 137102), (1399, 93688), (1673, 78344), (1912, 68551), (2798, 46844), (3346, 39172), (5596, 23422), (6692, 19586), (9793, 13384), (11192, 11711)]