66393555

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{1213}}^1$

素因数の和:1351

約数の個数: 32

約数和(自身を含む): 110134080

約数和(自身を除く): 43740525

約数列:

[1, 3, 5, 15, 41, 89, 123, 205, 267, 445, 615, 1213, 1335, 3639, 3649, 6065, 10947, 18195, 18245, 49733, 54735, 107957, 149199, 248665, 323871, 539785, 745995, 1619355, 4426237, 13278711, 22131185, 66393555]

約数ペア:

[(1, 66393555), (3, 22131185), (5, 13278711), (15, 4426237), (41, 1619355), (89, 745995), (123, 539785), (205, 323871), (267, 248665), (445, 149199), (615, 107957), (1213, 54735), (1335, 49733), (3639, 18245), (3649, 18195), (6065, 10947)]