217376306

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{331}}^1\times {\mathrm{769}}^1$

素因数の和:1170

約数の個数: 32

約数和(自身を含む): 380392320

約数和(自身を除く): 163016014

約数列:

[1, 2, 7, 14, 61, 122, 331, 427, 662, 769, 854, 1538, 2317, 4634, 5383, 10766, 20191, 40382, 46909, 93818, 141337, 254539, 282674, 328363, 509078, 656726, 1781773, 3563546, 15526879, 31053758, 108688153, 217376306]

約数ペア:

[(1, 217376306), (2, 108688153), (7, 31053758), (14, 15526879), (61, 3563546), (122, 1781773), (331, 656726), (427, 509078), (662, 328363), (769, 282674), (854, 254539), (1538, 141337), (2317, 93818), (4634, 46909), (5383, 40382), (10766, 20191)]