61239978

素因数分解:

$2^1\times 3^2\times {\mathrm{41}}^1\times {\mathrm{82981}}^1$

素因数の和:83030

約数の個数: 24

約数和(自身を含む): 135924516

約数和(自身を除く): 74684538

約数列:

[1, 2, 3, 6, 9, 18, 41, 82, 123, 246, 369, 738, 82981, 165962, 248943, 497886, 746829, 1493658, 3402221, 6804442, 10206663, 20413326, 30619989, 61239978]

約数ペア:

[(1, 61239978), (2, 30619989), (3, 20413326), (6, 10206663), (9, 6804442), (18, 3402221), (41, 1493658), (82, 746829), (123, 497886), (246, 248943), (369, 165962), (738, 82981)]