201992049

素因数分解:

$3^6\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1721}}^1$

素因数の和:1769

約数の個数: 56

約数和(自身を含む): 361372032

約数和(自身を除く): 159379983

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 81, 161, 189, 207, 243, 483, 567, 621, 729, 1449, 1701, 1721, 1863, 4347, 5103, 5163, 5589, 12047, 13041, 15489, 16767, 36141, 39123, 39583, 46467, 108423, 117369, 118749, 139401, 277081, 325269, 356247, 418203, 831243, 975807, 1068741, 1254609, 2493729, 2927421, 3206223, 7481187, 8782263, 9618669, 22443561, 28856007, 67330683, 201992049]

約数ペア:

[(1, 201992049), (3, 67330683), (7, 28856007), (9, 22443561), (21, 9618669), (23, 8782263), (27, 7481187), (63, 3206223), (69, 2927421), (81, 2493729), (161, 1254609), (189, 1068741), (207, 975807), (243, 831243), (483, 418203), (567, 356247), (621, 325269), (729, 277081), (1449, 139401), (1701, 118749), (1721, 117369), (1863, 108423), (4347, 46467), (5103, 39583), (5163, 39123), (5589, 36141), (12047, 16767), (13041, 15489)]