71867747

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{11497}}^1$

素因数の和:11570

約数の個数: 16

約数和(自身を含む): 88304640

約数和(自身を除く): 16436893

約数列:

[1, 7, 19, 47, 133, 329, 893, 6251, 11497, 80479, 218443, 540359, 1529101, 3782513, 10266821, 71867747]

約数ペア:

[(1, 71867747), (7, 10266821), (19, 3782513), (47, 1529101), (133, 540359), (329, 218443), (893, 80479), (6251, 11497)]