257366917886

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{211}}^1\times {\mathrm{438443}}^1$

素因数の和:438776

約数の個数: 32

約数和(自身を含む): 421621780608

約数和(自身を除く): 164254862722

約数列:

[1, 2, 13, 26, 107, 211, 214, 422, 1391, 2743, 2782, 5486, 22577, 45154, 293501, 438443, 587002, 876886, 5699759, 11399518, 46913401, 92511473, 93826802, 185022946, 609874213, 1202649149, 1219748426, 2405298298, 9898727611, 19797455222, 128683458943, 257366917886]

約数ペア:

[(1, 257366917886), (2, 128683458943), (13, 19797455222), (26, 9898727611), (107, 2405298298), (211, 1219748426), (214, 1202649149), (422, 609874213), (1391, 185022946), (2743, 93826802), (2782, 92511473), (5486, 46913401), (22577, 11399518), (45154, 5699759), (293501, 876886), (438443, 587002)]