221488736

素因数分解:

$2^5\times 7^1\times {\mathrm{988789}}^1$

素因数の和:988806

約数の個数: 24

約数和(自身を含む): 498350160

約数和(自身を除く): 276861424

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 988789, 1977578, 3955156, 6921523, 7910312, 13843046, 15820624, 27686092, 31641248, 55372184, 110744368, 221488736]

約数ペア:

[(1, 221488736), (2, 110744368), (4, 55372184), (7, 31641248), (8, 27686092), (14, 15820624), (16, 13843046), (28, 7910312), (32, 6921523), (56, 3955156), (112, 1977578), (224, 988789)]