29120517

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{557}}^1$

素因数の和:757

約数の個数: 24

約数和(自身を含む): 43553016

約数和(自身を除く): 14432499

約数列:

[1, 3, 9, 37, 111, 157, 333, 471, 557, 1413, 1671, 5013, 5809, 17427, 20609, 52281, 61827, 87449, 185481, 262347, 787041, 3235613, 9706839, 29120517]

約数ペア:

[(1, 29120517), (3, 9706839), (9, 3235613), (37, 787041), (111, 262347), (157, 185481), (333, 87449), (471, 61827), (557, 52281), (1413, 20609), (1671, 17427), (5013, 5809)]