205344989

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{211}}^1$

素因数の和:401

約数の個数: 32

約数和(自身を含む): 241781760

約数和(自身を除く): 36436771

約数列:

[1, 17, 19, 23, 131, 211, 323, 391, 437, 2227, 2489, 3013, 3587, 4009, 4853, 7429, 27641, 42313, 51221, 57247, 68153, 82501, 92207, 469897, 525179, 635743, 973199, 1567519, 8928043, 10807631, 12079117, 205344989]

約数ペア:

[(1, 205344989), (17, 12079117), (19, 10807631), (23, 8928043), (131, 1567519), (211, 973199), (323, 635743), (391, 525179), (437, 469897), (2227, 92207), (2489, 82501), (3013, 68153), (3587, 57247), (4009, 51221), (4853, 42313), (7429, 27641)]