71830178

素因数分解:

$2^1\times 7^2\times {\mathrm{421}}^1\times {\mathrm{1741}}^1$

素因数の和:2178

約数の個数: 24

約数和(自身を含む): 125706204

約数和(自身を除く): 53876026

約数列:

[1, 2, 7, 14, 49, 98, 421, 842, 1741, 2947, 3482, 5894, 12187, 20629, 24374, 41258, 85309, 170618, 732961, 1465922, 5130727, 10261454, 35915089, 71830178]

約数ペア:

[(1, 71830178), (2, 35915089), (7, 10261454), (14, 5130727), (49, 1465922), (98, 732961), (421, 170618), (842, 85309), (1741, 41258), (2947, 24374), (3482, 20629), (5894, 12187)]