71218278

素因数分解:

$2^1\times 3^4\times {\mathrm{499}}^1\times {\mathrm{881}}^1$

素因数の和:1394

約数の個数: 40

約数和(自身を含む): 160083000

約数和(自身を除く): 88864722

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 499, 881, 998, 1497, 1762, 2643, 2994, 4491, 5286, 7929, 8982, 13473, 15858, 23787, 26946, 40419, 47574, 71361, 80838, 142722, 439619, 879238, 1318857, 2637714, 3956571, 7913142, 11869713, 23739426, 35609139, 71218278]

約数ペア:

[(1, 71218278), (2, 35609139), (3, 23739426), (6, 11869713), (9, 7913142), (18, 3956571), (27, 2637714), (54, 1318857), (81, 879238), (162, 439619), (499, 142722), (881, 80838), (998, 71361), (1497, 47574), (1762, 40419), (2643, 26946), (2994, 23787), (4491, 15858), (5286, 13473), (7929, 8982)]