42556785

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{293}}^1\times {\mathrm{421}}^1$

素因数の和:745

約数の個数: 32

約数和(自身を含む): 71463168

約数和(自身を除く): 28906383

約数列:

[1, 3, 5, 15, 23, 69, 115, 293, 345, 421, 879, 1263, 1465, 2105, 4395, 6315, 6739, 9683, 20217, 29049, 33695, 48415, 101085, 123353, 145245, 370059, 616765, 1850295, 2837119, 8511357, 14185595, 42556785]

約数ペア:

[(1, 42556785), (3, 14185595), (5, 8511357), (15, 2837119), (23, 1850295), (69, 616765), (115, 370059), (293, 145245), (345, 123353), (421, 101085), (879, 48415), (1263, 33695), (1465, 29049), (2105, 20217), (4395, 9683), (6315, 6739)]