30939874

素因数分解:

$2^1\times 7^2\times {\mathrm{491}}^1\times {\mathrm{643}}^1$

素因数の和:1150

約数の個数: 24

約数和(自身を含む): 54181008

約数和(自身を除く): 23241134

約数列:

[1, 2, 7, 14, 49, 98, 491, 643, 982, 1286, 3437, 4501, 6874, 9002, 24059, 31507, 48118, 63014, 315713, 631426, 2209991, 4419982, 15469937, 30939874]

約数ペア:

[(1, 30939874), (2, 15469937), (7, 4419982), (14, 2209991), (49, 631426), (98, 315713), (491, 63014), (643, 48118), (982, 31507), (1286, 24059), (3437, 9002), (4501, 6874)]