39949144

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{1153}}^1$

素因数の和:1291

約数の個数: 32

約数和(自身を含む): 77271840

約数和(自身を除く): 37322696

約数列:

[1, 2, 4, 8, 61, 71, 122, 142, 244, 284, 488, 568, 1153, 2306, 4331, 4612, 8662, 9224, 17324, 34648, 70333, 81863, 140666, 163726, 281332, 327452, 562664, 654904, 4993643, 9987286, 19974572, 39949144]

約数ペア:

[(1, 39949144), (2, 19974572), (4, 9987286), (8, 4993643), (61, 654904), (71, 562664), (122, 327452), (142, 281332), (244, 163726), (284, 140666), (488, 81863), (568, 70333), (1153, 34648), (2306, 17324), (4331, 9224), (4612, 8662)]