80271681

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{1481}}^1$

素因数の和:1609

約数の個数: 32

約数和(自身を含む): 128044800

約数和(自身を除く): 47773119

約数列:

[1, 3, 7, 21, 29, 87, 89, 203, 267, 609, 623, 1481, 1869, 2581, 4443, 7743, 10367, 18067, 31101, 42949, 54201, 128847, 131809, 300643, 395427, 901929, 922663, 2767989, 3822461, 11467383, 26757227, 80271681]

約数ペア:

[(1, 80271681), (3, 26757227), (7, 11467383), (21, 3822461), (29, 2767989), (87, 922663), (89, 901929), (203, 395427), (267, 300643), (609, 131809), (623, 128847), (1481, 54201), (1869, 42949), (2581, 31101), (4443, 18067), (7743, 10367)]