215539408

素因数分解:

$2^4\times 7^1\times {\mathrm{1924459}}^1$

素因数の和:1924474

約数の個数: 20

約数和(自身を含む): 477266080

約数和(自身を除く): 261726672

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1924459, 3848918, 7697836, 13471213, 15395672, 26942426, 30791344, 53884852, 107769704, 215539408]

約数ペア:

[(1, 215539408), (2, 107769704), (4, 53884852), (7, 30791344), (8, 26942426), (14, 15395672), (16, 13471213), (28, 7697836), (56, 3848918), (112, 1924459)]