87017229

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{20101}}^1$

素因数の和:20157

約数の個数: 24

約数和(自身を含む): 139025432

約数和(自身を除く): 52008203

約数列:

[1, 3, 9, 13, 37, 39, 111, 117, 333, 481, 1443, 4329, 20101, 60303, 180909, 261313, 743737, 783939, 2231211, 2351817, 6693633, 9668581, 29005743, 87017229]

約数ペア:

[(1, 87017229), (3, 29005743), (9, 9668581), (13, 6693633), (37, 2351817), (39, 2231211), (111, 783939), (117, 743737), (333, 261313), (481, 180909), (1443, 60303), (4329, 20101)]