280865494

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{118709}}^1$

素因数の和:118744

約数の個数: 24

約数和(自身を含む): 521374320

約数和(自身を除く): 240508826

約数列:

[1, 2, 7, 13, 14, 26, 91, 169, 182, 338, 1183, 2366, 118709, 237418, 830963, 1543217, 1661926, 3086434, 10802519, 20061821, 21605038, 40123642, 140432747, 280865494]

約数ペア:

[(1, 280865494), (2, 140432747), (7, 40123642), (13, 21605038), (14, 20061821), (26, 10802519), (91, 3086434), (169, 1661926), (182, 1543217), (338, 830963), (1183, 237418), (2366, 118709)]