81642313

素因数分解:

${\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1$

素因数の和:217

約数の個数: 32

約数和(自身を含む): 94556160

約数和(自身を除く): 12913847

約数列:

[1, 17, 31, 37, 53, 79, 527, 629, 901, 1147, 1343, 1643, 1961, 2449, 2923, 4187, 19499, 27931, 33337, 41633, 49691, 60791, 71179, 90613, 129797, 154919, 1033447, 1540421, 2206549, 2633623, 4802489, 81642313]

約数ペア:

[(1, 81642313), (17, 4802489), (31, 2633623), (37, 2206549), (53, 1540421), (79, 1033447), (527, 154919), (629, 129797), (901, 90613), (1147, 71179), (1343, 60791), (1643, 49691), (1961, 41633), (2449, 33337), (2923, 27931), (4187, 19499)]