71806418

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{173}}^1$

素因数の和:362

約数の個数: 32

約数和(自身を含む): 114255360

約数和(自身を除く): 42448942

約数列:

[1, 2, 37, 71, 74, 79, 142, 158, 173, 346, 2627, 2923, 5254, 5609, 5846, 6401, 11218, 12283, 12802, 13667, 24566, 27334, 207533, 415066, 454471, 505679, 908942, 970357, 1011358, 1940714, 35903209, 71806418]

約数ペア:

[(1, 71806418), (2, 35903209), (37, 1940714), (71, 1011358), (74, 970357), (79, 908942), (142, 505679), (158, 454471), (173, 415066), (346, 207533), (2627, 27334), (2923, 24566), (5254, 13667), (5609, 12802), (5846, 12283), (6401, 11218)]