219929979

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{113}}^1\times {\mathrm{421}}^1$

素因数の和:627

約数の個数: 32

約数和(自身を含む): 314049024

約数和(自身を除く): 94119045

約数列:

[1, 3, 23, 67, 69, 113, 201, 339, 421, 1263, 1541, 2599, 4623, 7571, 7797, 9683, 22713, 28207, 29049, 47573, 84621, 142719, 174133, 522399, 648761, 1094179, 1946283, 3187391, 3282537, 9562173, 73309993, 219929979]

約数ペア:

[(1, 219929979), (3, 73309993), (23, 9562173), (67, 3282537), (69, 3187391), (113, 1946283), (201, 1094179), (339, 648761), (421, 522399), (1263, 174133), (1541, 142719), (2599, 84621), (4623, 47573), (7571, 29049), (7797, 28207), (9683, 22713)]