81363825

素因数分解:

$3^3\times 5^2\times {\mathrm{120539}}^1$

素因数の和:120558

約数の個数: 24

約数和(自身を含む): 149469600

約数和(自身を除く): 68105775

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 675, 120539, 361617, 602695, 1084851, 1808085, 3013475, 3254553, 5424255, 9040425, 16272765, 27121275, 81363825]

約数ペア:

[(1, 81363825), (3, 27121275), (5, 16272765), (9, 9040425), (15, 5424255), (25, 3254553), (27, 3013475), (45, 1808085), (75, 1084851), (135, 602695), (225, 361617), (675, 120539)]