71909439

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{2837}}^1$

素因数の和:2935

約数の個数: 32

約数和(自身を含む): 117697536

約数和(自身を除く): 45788097

約数列:

[1, 3, 7, 17, 21, 51, 71, 119, 213, 357, 497, 1207, 1491, 2837, 3621, 8449, 8511, 19859, 25347, 48229, 59577, 144687, 201427, 337603, 604281, 1012809, 1409989, 3424259, 4229967, 10272777, 23969813, 71909439]

約数ペア:

[(1, 71909439), (3, 23969813), (7, 10272777), (17, 4229967), (21, 3424259), (51, 1409989), (71, 1012809), (119, 604281), (213, 337603), (357, 201427), (497, 144687), (1207, 59577), (1491, 48229), (2837, 25347), (3621, 19859), (8449, 8511)]