172373509

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{25153}}^1$

素因数の和:25260

約数の個数: 16

約数和(自身を含む): 217330560

約数和(自身を除く): 44957051

約数列:

[1, 7, 11, 77, 89, 623, 979, 6853, 25153, 176071, 276683, 1936781, 2238617, 15670319, 24624787, 172373509]

約数ペア:

[(1, 172373509), (7, 24624787), (11, 15670319), (77, 2238617), (89, 1936781), (623, 276683), (979, 176071), (6853, 25153)]