127138755

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{331}}^1\times {\mathrm{883}}^1$

素因数の和:1251

約数の個数: 32

約数和(自身を含む): 211311360

約数和(自身を除く): 84172605

約数列:

[1, 3, 5, 15, 29, 87, 145, 331, 435, 883, 993, 1655, 2649, 4415, 4965, 9599, 13245, 25607, 28797, 47995, 76821, 128035, 143985, 292273, 384105, 876819, 1461365, 4384095, 8475917, 25427751, 42379585, 127138755]

約数ペア:

[(1, 127138755), (3, 42379585), (5, 25427751), (15, 8475917), (29, 4384095), (87, 1461365), (145, 876819), (331, 384105), (435, 292273), (883, 143985), (993, 128035), (1655, 76821), (2649, 47995), (4415, 28797), (4965, 25607), (9599, 13245)]