205437519

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^2\times {\mathrm{3011}}^1$

素因数の和:3065

約数の個数: 48

約数和(自身を含む): 367223040

約数和(自身を除く): 161785521

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 133, 171, 189, 361, 399, 513, 1083, 1197, 2527, 3011, 3249, 3591, 7581, 9033, 9747, 21077, 22743, 27099, 57209, 63231, 68229, 81297, 171627, 189693, 400463, 514881, 569079, 1086971, 1201389, 1544643, 3260913, 3604167, 7608797, 9782739, 10812501, 22826391, 29348217, 68479173, 205437519]

約数ペア:

[(1, 205437519), (3, 68479173), (7, 29348217), (9, 22826391), (19, 10812501), (21, 9782739), (27, 7608797), (57, 3604167), (63, 3260913), (133, 1544643), (171, 1201389), (189, 1086971), (361, 569079), (399, 514881), (513, 400463), (1083, 189693), (1197, 171627), (2527, 81297), (3011, 68229), (3249, 63231), (3591, 57209), (7581, 27099), (9033, 22743), (9747, 21077)]