71500947

素因数分解:

$3^1\times 7^2\times {\mathrm{503}}^1\times {\mathrm{967}}^1$

素因数の和:1487

約数の個数: 24

約数和(自身を含む): 111234816

約数和(自身を除く): 39733869

約数列:

[1, 3, 7, 21, 49, 147, 503, 967, 1509, 2901, 3521, 6769, 10563, 20307, 24647, 47383, 73941, 142149, 486401, 1459203, 3404807, 10214421, 23833649, 71500947]

約数ペア:

[(1, 71500947), (3, 23833649), (7, 10214421), (21, 3404807), (49, 1459203), (147, 486401), (503, 142149), (967, 73941), (1509, 47383), (2901, 24647), (3521, 20307), (6769, 10563)]