390252799

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{401}}^1$

素因数の和:591

約数の個数: 32

約数和(自身を含む): 458472960

約数和(自身を除く): 68220161

約数列:

[1, 17, 19, 23, 131, 323, 391, 401, 437, 2227, 2489, 3013, 6817, 7429, 7619, 9223, 42313, 51221, 52531, 57247, 129523, 156791, 175237, 893027, 973199, 998089, 1208213, 2979029, 16967513, 20539621, 22956047, 390252799]

約数ペア:

[(1, 390252799), (17, 22956047), (19, 20539621), (23, 16967513), (131, 2979029), (323, 1208213), (391, 998089), (401, 973199), (437, 893027), (2227, 175237), (2489, 156791), (3013, 129523), (6817, 57247), (7429, 52531), (7619, 51221), (9223, 42313)]