71914885

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{839}}^1$

素因数の和:961

約数の個数: 32

約数和(自身を含む): 103219200

約数和(自身を除く): 31304315

約数列:

[1, 5, 7, 31, 35, 79, 155, 217, 395, 553, 839, 1085, 2449, 2765, 4195, 5873, 12245, 17143, 26009, 29365, 66281, 85715, 130045, 182063, 331405, 463967, 910315, 2054711, 2319835, 10273555, 14382977, 71914885]

約数ペア:

[(1, 71914885), (5, 14382977), (7, 10273555), (31, 2319835), (35, 2054711), (79, 910315), (155, 463967), (217, 331405), (395, 182063), (553, 130045), (839, 85715), (1085, 66281), (2449, 29365), (2765, 26009), (4195, 17143), (5873, 12245)]