199417491

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{81163}}^1$

素因数の和:81192

約数の個数: 32

約数和(自身を含む): 363614720

約数和(自身を除く): 164197229

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 189, 273, 351, 819, 2457, 81163, 243489, 568141, 730467, 1055119, 1704423, 2191401, 3165357, 5113269, 7385833, 9496071, 15339807, 22157499, 28488213, 66472497, 199417491]

約数ペア:

[(1, 199417491), (3, 66472497), (7, 28488213), (9, 22157499), (13, 15339807), (21, 9496071), (27, 7385833), (39, 5113269), (63, 3165357), (91, 2191401), (117, 1704423), (189, 1055119), (273, 730467), (351, 568141), (819, 243489), (2457, 81163)]