68883711

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{971}}^1$

素因数の和:1111

約数の個数: 32

約数和(自身を含む): 105815808

約数和(自身を除く): 36932097

約数列:

[1, 3, 13, 17, 39, 51, 107, 221, 321, 663, 971, 1391, 1819, 2913, 4173, 5457, 12623, 16507, 23647, 37869, 49521, 70941, 103897, 214591, 311691, 643773, 1350661, 1766249, 4051983, 5298747, 22961237, 68883711]

約数ペア:

[(1, 68883711), (3, 22961237), (13, 5298747), (17, 4051983), (39, 1766249), (51, 1350661), (107, 643773), (221, 311691), (321, 214591), (663, 103897), (971, 70941), (1391, 49521), (1819, 37869), (2913, 23647), (4173, 16507), (5457, 12623)]