206840816

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{142061}}^1$

素因数の和:142089

約数の個数: 40

約数和(自身を含む): 493239264

約数和(自身を除く): 286398448

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 142061, 284122, 568244, 994427, 1136488, 1846793, 1988854, 2272976, 3693586, 3977708, 7387172, 7955416, 12927551, 14774344, 15910832, 25855102, 29548688, 51710204, 103420408, 206840816]

約数ペア:

[(1, 206840816), (2, 103420408), (4, 51710204), (7, 29548688), (8, 25855102), (13, 15910832), (14, 14774344), (16, 12927551), (26, 7955416), (28, 7387172), (52, 3977708), (56, 3693586), (91, 2272976), (104, 1988854), (112, 1846793), (182, 1136488), (208, 994427), (364, 568244), (728, 284122), (1456, 142061)]