51521805

素因数分解:

$3^3\times 5^1\times {\mathrm{331}}^1\times {\mathrm{1153}}^1$

素因数の和:1498

約数の個数: 32

約数和(自身を含む): 91950720

約数和(自身を除く): 40428915

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 331, 993, 1153, 1655, 2979, 3459, 4965, 5765, 8937, 10377, 14895, 17295, 31131, 44685, 51885, 155655, 381643, 1144929, 1908215, 3434787, 5724645, 10304361, 17173935, 51521805]

約数ペア:

[(1, 51521805), (3, 17173935), (5, 10304361), (9, 5724645), (15, 3434787), (27, 1908215), (45, 1144929), (135, 381643), (331, 155655), (993, 51885), (1153, 44685), (1655, 31131), (2979, 17295), (3459, 14895), (4965, 10377), (5765, 8937)]