78447747

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{79481}}^1$

素因数の和:79538

約数の個数: 16

約数和(自身を含む): 122084352

約数和(自身を除く): 43636605

約数列:

[1, 3, 7, 21, 47, 141, 329, 987, 79481, 238443, 556367, 1669101, 3735607, 11206821, 26149249, 78447747]

約数ペア:

[(1, 78447747), (3, 26149249), (7, 11206821), (21, 3735607), (47, 1669101), (141, 556367), (329, 238443), (987, 79481)]