208021665

素因数分解:

$3^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{227}}^1\times {\mathrm{307}}^1$

素因数の和:741

約数の個数: 32

約数和(自身を含む): 337075200

約数和(自身を除く): 129053535

約数列:

[1, 3, 5, 15, 199, 227, 307, 597, 681, 921, 995, 1135, 1535, 2985, 3405, 4605, 45173, 61093, 69689, 135519, 183279, 209067, 225865, 305465, 348445, 677595, 916395, 1045335, 13868111, 41604333, 69340555, 208021665]

約数ペア:

[(1, 208021665), (3, 69340555), (5, 41604333), (15, 13868111), (199, 1045335), (227, 916395), (307, 677595), (597, 348445), (681, 305465), (921, 225865), (995, 209067), (1135, 183279), (1535, 135519), (2985, 69689), (3405, 61093), (4605, 45173)]