85770237

素因数分解:

$3^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1$

素因数の和:191

約数の個数: 64

約数和(自身を含む): 145152000

約数和(自身を除く): 59381763

約数列:

[1, 3, 7, 19, 21, 41, 49, 57, 107, 123, 133, 147, 287, 321, 343, 399, 749, 779, 861, 931, 1029, 2009, 2033, 2247, 2337, 2793, 4387, 5243, 5453, 6027, 6099, 6517, 13161, 14063, 14231, 15729, 16359, 19551, 30709, 36701, 38171, 42189, 42693, 83353, 92127, 99617, 110103, 114513, 214963, 250059, 267197, 298851, 583471, 644889, 697319, 801591, 1504741, 1750413, 2091957, 4084297, 4514223, 12252891, 28590079, 85770237]

約数ペア:

[(1, 85770237), (3, 28590079), (7, 12252891), (19, 4514223), (21, 4084297), (41, 2091957), (49, 1750413), (57, 1504741), (107, 801591), (123, 697319), (133, 644889), (147, 583471), (287, 298851), (321, 267197), (343, 250059), (399, 214963), (749, 114513), (779, 110103), (861, 99617), (931, 92127), (1029, 83353), (2009, 42693), (2033, 42189), (2247, 38171), (2337, 36701), (2793, 30709), (4387, 19551), (5243, 16359), (5453, 15729), (6027, 14231), (6099, 14063), (6517, 13161)]