71491119

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{1319}}^1$

素因数の和:1447

約数の個数: 32

約数和(自身を含む): 114048000

約数和(自身を除く): 42556881

約数列:

[1, 3, 7, 21, 29, 87, 89, 203, 267, 609, 623, 1319, 1869, 2581, 3957, 7743, 9233, 18067, 27699, 38251, 54201, 114753, 117391, 267757, 352173, 803271, 821737, 2465211, 3404339, 10213017, 23830373, 71491119]

約数ペア:

[(1, 71491119), (3, 23830373), (7, 10213017), (21, 3404339), (29, 2465211), (87, 821737), (89, 803271), (203, 352173), (267, 267757), (609, 117391), (623, 114753), (1319, 54201), (1869, 38251), (2581, 27699), (3957, 18067), (7743, 9233)]