31479854

素因数分解:

$2^1\times 7^3\times {\mathrm{109}}^1\times {\mathrm{421}}^1$

素因数の和:553

約数の個数: 32

約数和(自身を含む): 55704000

約数和(自身を除く): 24224146

約数列:

[1, 2, 7, 14, 49, 98, 109, 218, 343, 421, 686, 763, 842, 1526, 2947, 5341, 5894, 10682, 20629, 37387, 41258, 45889, 74774, 91778, 144403, 288806, 321223, 642446, 2248561, 4497122, 15739927, 31479854]

約数ペア:

[(1, 31479854), (2, 15739927), (7, 4497122), (14, 2248561), (49, 642446), (98, 321223), (109, 288806), (218, 144403), (343, 91778), (421, 74774), (686, 45889), (763, 41258), (842, 37387), (1526, 20629), (2947, 10682), (5341, 5894)]