1287590338942

素因数分解:

$2^1\times {\mathrm{409}}^1\times {\mathrm{10253}}^1\times {\mathrm{153523}}^1$

素因数の和:164187

約数の個数: 16

約数和(自身を含む): 1936309168080

約数和(自身を除く): 648718829138

約数列:

[1, 2, 409, 818, 10253, 20506, 153523, 307046, 4193477, 8386954, 62790907, 125581814, 1574071319, 3148142638, 643795169471, 1287590338942]

約数ペア:

[(1, 1287590338942), (2, 643795169471), (409, 3148142638), (818, 1574071319), (10253, 125581814), (20506, 62790907), (153523, 8386954), (307046, 4193477)]