275459978

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1\times {\mathrm{229}}^1$

素因数の和:542

約数の個数: 32

約数和(自身を含む): 432812160

約数和(自身を除く): 157352182

約数列:

[1, 2, 43, 71, 86, 142, 197, 229, 394, 458, 3053, 6106, 8471, 9847, 13987, 16259, 16942, 19694, 27974, 32518, 45113, 90226, 601441, 699137, 1202882, 1398274, 1939859, 3203023, 3879718, 6406046, 137729989, 275459978]

約数ペア:

[(1, 275459978), (2, 137729989), (43, 6406046), (71, 3879718), (86, 3203023), (142, 1939859), (197, 1398274), (229, 1202882), (394, 699137), (458, 601441), (3053, 90226), (6106, 45113), (8471, 32518), (9847, 27974), (13987, 19694), (16259, 16942)]