12178045131

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{643}}^1\times {\mathrm{21997}}^1$

素因数の和:22691

約数の個数: 32

約数和(自身を含む): 19040060928

約数和(自身を除く): 6862015797

約数列:

[1, 3, 7, 21, 41, 123, 287, 643, 861, 1929, 4501, 13503, 21997, 26363, 65991, 79089, 153979, 184541, 461937, 553623, 901877, 2705631, 6313139, 14144071, 18939417, 42432213, 99008497, 297025491, 579906911, 1739720733, 4059348377, 12178045131]

約数ペア:

[(1, 12178045131), (3, 4059348377), (7, 1739720733), (21, 579906911), (41, 297025491), (123, 99008497), (287, 42432213), (643, 18939417), (861, 14144071), (1929, 6313139), (4501, 2705631), (13503, 901877), (21997, 553623), (26363, 461937), (65991, 184541), (79089, 153979)]