68861815

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{1567}}^1$

素因数の和:1647

約数の個数: 32

約数和(自身を含む): 97542144

約数和(自身を除く): 28680329

約数列:

[1, 5, 11, 17, 47, 55, 85, 187, 235, 517, 799, 935, 1567, 2585, 3995, 7835, 8789, 17237, 26639, 43945, 73649, 86185, 133195, 293029, 368245, 810139, 1252033, 1465145, 4050695, 6260165, 13772363, 68861815]

約数ペア:

[(1, 68861815), (5, 13772363), (11, 6260165), (17, 4050695), (47, 1465145), (55, 1252033), (85, 810139), (187, 368245), (235, 293029), (517, 133195), (799, 86185), (935, 73649), (1567, 43945), (2585, 26639), (3995, 17237), (7835, 8789)]