78370439

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{1151}}^1$

素因数の和:1366

約数の個数: 16

約数和(自身を含む): 91570176

約数和(自身を除く): 13199737

約数列:

[1, 7, 71, 137, 497, 959, 1151, 8057, 9727, 68089, 81721, 157687, 572047, 1103809, 11195777, 78370439]

約数ペア:

[(1, 78370439), (7, 11195777), (71, 1103809), (137, 572047), (497, 157687), (959, 81721), (1151, 68089), (8057, 9727)]