214407991

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{9871}}^1$

素因数の和:10014

約数の個数: 16

約数和(自身を含む): 255882240

約数和(自身を除く): 41474249

約数列:

[1, 7, 29, 107, 203, 749, 3103, 9871, 21721, 69097, 286259, 1056197, 2003813, 7393379, 30629713, 214407991]

約数ペア:

[(1, 214407991), (7, 30629713), (29, 7393379), (107, 2003813), (203, 1056197), (749, 286259), (3103, 69097), (9871, 21721)]