287445249

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{350971}}^1$

素因数の和:350997

約数の個数: 24

約数和(自身を含む): 511015232

約数和(自身を除く): 223569983

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 350971, 1052913, 2456797, 3158739, 4562623, 7370391, 13687869, 22111173, 31938361, 41063607, 95815083, 287445249]

約数ペア:

[(1, 287445249), (3, 95815083), (7, 41063607), (9, 31938361), (13, 22111173), (21, 13687869), (39, 7370391), (63, 4562623), (91, 3158739), (117, 2456797), (273, 1052913), (819, 350971)]