217526441

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{211}}^1$

素因数の和:425

約数の個数: 32

約数和(自身を含む): 261014400

約数和(自身を除く): 43487959

約数列:

[1, 11, 17, 37, 149, 187, 211, 407, 629, 1639, 2321, 2533, 3587, 5513, 6919, 7807, 27863, 31439, 39457, 60643, 85877, 93721, 132719, 345829, 534463, 1030931, 1163243, 1459909, 5879093, 12795673, 19775131, 217526441]

約数ペア:

[(1, 217526441), (11, 19775131), (17, 12795673), (37, 5879093), (149, 1459909), (187, 1163243), (211, 1030931), (407, 534463), (629, 345829), (1639, 132719), (2321, 93721), (2533, 85877), (3587, 60643), (5513, 39457), (6919, 31439), (7807, 27863)]