69989689

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{1459}}^1$

素因数の和:1573

約数の個数: 24

約数和(自身を含む): 89877600

約数和(自身を除く): 19887911

約数列:

[1, 7, 11, 49, 77, 89, 539, 623, 979, 1459, 4361, 6853, 10213, 16049, 47971, 71491, 112343, 129851, 786401, 908957, 1428361, 6362699, 9998527, 69989689]

約数ペア:

[(1, 69989689), (7, 9998527), (11, 6362699), (49, 1428361), (77, 908957), (89, 786401), (539, 129851), (623, 112343), (979, 71491), (1459, 47971), (4361, 16049), (6853, 10213)]