219324238

素因数分解:

$2^1\times 7^1\times {\mathrm{397}}^1\times {\mathrm{39461}}^1$

素因数の和:39867

約数の個数: 16

約数和(自身を含む): 376941024

約数和(自身を除く): 157616786

約数列:

[1, 2, 7, 14, 397, 794, 2779, 5558, 39461, 78922, 276227, 552454, 15666017, 31332034, 109662119, 219324238]

約数ペア:

[(1, 219324238), (2, 109662119), (7, 31332034), (14, 15666017), (397, 552454), (794, 276227), (2779, 78922), (5558, 39461)]