199380063

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{223}}^1\times {\mathrm{373}}^1$

素因数の和:663

約数の個数: 32

約数和(自身を含む): 289529856

約数和(自身を除く): 90149793

約数列:

[1, 3, 17, 47, 51, 141, 223, 373, 669, 799, 1119, 2397, 3791, 6341, 10481, 11373, 17531, 19023, 31443, 52593, 83179, 178177, 249537, 298027, 534531, 894081, 1414043, 3909413, 4242129, 11728239, 66460021, 199380063]

約数ペア:

[(1, 199380063), (3, 66460021), (17, 11728239), (47, 4242129), (51, 3909413), (141, 1414043), (223, 894081), (373, 534531), (669, 298027), (799, 249537), (1119, 178177), (2397, 83179), (3791, 52593), (6341, 31443), (10481, 19023), (11373, 17531)]