28383290

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{7043}}^1$

素因数の和:7094

約数の個数: 32

約数和(自身を含む): 56802816

約数和(自身を除く): 28419526

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 7043, 14086, 35215, 70430, 91559, 183118, 218333, 436666, 457795, 915590, 1091665, 2183330, 2838329, 5676658, 14191645, 28383290]

約数ペア:

[(1, 28383290), (2, 14191645), (5, 5676658), (10, 2838329), (13, 2183330), (26, 1091665), (31, 915590), (62, 457795), (65, 436666), (130, 218333), (155, 183118), (310, 91559), (403, 70430), (806, 35215), (2015, 14086), (4030, 7043)]