42837890

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{99623}}^1$

素因数の和:99673

約数の個数: 16

約数和(自身を含む): 78902208

約数和(自身を除く): 36064318

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 99623, 199246, 498115, 996230, 4283789, 8567578, 21418945, 42837890]

約数ペア:

[(1, 42837890), (2, 21418945), (5, 8567578), (10, 4283789), (43, 996230), (86, 498115), (215, 199246), (430, 99623)]