39686906

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{239}}^1\times {\mathrm{409}}^1$

素因数の和:686

約数の個数: 32

約数和(自身を含む): 70848000

約数和(自身を除く): 31161094

約数列:

[1, 2, 7, 14, 29, 58, 203, 239, 406, 409, 478, 818, 1673, 2863, 3346, 5726, 6931, 11861, 13862, 23722, 48517, 83027, 97034, 97751, 166054, 195502, 684257, 1368514, 2834779, 5669558, 19843453, 39686906]

約数ペア:

[(1, 39686906), (2, 19843453), (7, 5669558), (14, 2834779), (29, 1368514), (58, 684257), (203, 195502), (239, 166054), (406, 97751), (409, 97034), (478, 83027), (818, 48517), (1673, 23722), (2863, 13862), (3346, 11861), (5726, 6931)]