218921584

素因数分解:

$2^4\times 7^1\times {\mathrm{127}}^1\times {\mathrm{15391}}^1$

素因数の和:15533

約数の個数: 40

約数和(自身を含む): 488603648

約数和(自身を除く): 269682064

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 127, 254, 508, 889, 1016, 1778, 2032, 3556, 7112, 14224, 15391, 30782, 61564, 107737, 123128, 215474, 246256, 430948, 861896, 1723792, 1954657, 3909314, 7818628, 13682599, 15637256, 27365198, 31274512, 54730396, 109460792, 218921584]

約数ペア:

[(1, 218921584), (2, 109460792), (4, 54730396), (7, 31274512), (8, 27365198), (14, 15637256), (16, 13682599), (28, 7818628), (56, 3909314), (112, 1954657), (127, 1723792), (254, 861896), (508, 430948), (889, 246256), (1016, 215474), (1778, 123128), (2032, 107737), (3556, 61564), (7112, 30782), (14224, 15391)]